Home / 1,477,356.57-2,216,034.89-355,425.57

Finding the Fourth Proportional to 1,477,356.57, 2,216,034.89 and 355,425.57

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Solution

The fourth proportional to 1,477,356.57, 2,216,034.89 and 355,425.57 is: 533,138.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,356.57 : 2,216,034.89 = 355,425.57 : x
  2. Step 2: Convert to fraction form
    1,477,356.57/2,216,034.89 = 355,425.57/x
  3. Step 3: Cross multiply
    1,477,356.57x = 2,216,034.89 × 355,425.57
  4. Step 4: Simplify right side
    1,477,356.57x = 787,635,462,141.01
  5. Step 5: Solve for x
    x = 787,635,462,141.01/1,477,356.57
  6. Step 6: Final answer
    x = 533,138.36

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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.