Home / 1,095,155.28-1,642,732.92-347,201.28

Finding the Fourth Proportional to 1,095,155.28, 1,642,732.92 and 347,201.28

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Solution

The fourth proportional to 1,095,155.28, 1,642,732.92 and 347,201.28 is: 520,801.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,155.28 : 1,642,732.92 = 347,201.28 : x
  2. Step 2: Convert to fraction form
    1,095,155.28/1,642,732.92 = 347,201.28/x
  3. Step 3: Cross multiply
    1,095,155.28x = 1,642,732.92 × 347,201.28
  4. Step 4: Simplify right side
    1,095,155.28x = 570,358,972,522.14
  5. Step 5: Solve for x
    x = 570,358,972,522.14/1,095,155.28
  6. Step 6: Final answer
    x = 520,801.92

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.