Home / 1,095,017.28-1,642,525.84-347,063.28

Finding the Fourth Proportional to 1,095,017.28, 1,642,525.84 and 347,063.28

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Solution

The fourth proportional to 1,095,017.28, 1,642,525.84 and 347,063.28 is: 520,594.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,017.28 : 1,642,525.84 = 347,063.28 : x
  2. Step 2: Convert to fraction form
    1,095,017.28/1,642,525.84 = 347,063.28/x
  3. Step 3: Cross multiply
    1,095,017.28x = 1,642,525.84 × 347,063.28
  4. Step 4: Simplify right side
    1,095,017.28x = 570,060,405,515.16
  5. Step 5: Solve for x
    x = 570,060,405,515.16/1,095,017.28
  6. Step 6: Final answer
    x = 520,594.89

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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.