Home / 742,414.38-1,025,508.51-569,281.74

Finding the Fourth Proportional to 742,414.38, 1,025,508.51 and 569,281.74

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Solution

The fourth proportional to 742,414.38, 1,025,508.51 and 569,281.74 is: 786,357.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,414.38 : 1,025,508.51 = 569,281.74 : x
  2. Step 2: Convert to fraction form
    742,414.38/1,025,508.51 = 569,281.74/x
  3. Step 3: Cross multiply
    742,414.38x = 1,025,508.51 × 569,281.74
  4. Step 4: Simplify right side
    742,414.38x = 583,803,268,957.61
  5. Step 5: Solve for x
    x = 583,803,268,957.61/742,414.38
  6. Step 6: Final answer
    x = 786,357.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.