Home / 974,227.46-1,344,442.47-538,637.81

Finding the Fourth Proportional to 974,227.46, 1,344,442.47 and 538,637.81

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Solution

The fourth proportional to 974,227.46, 1,344,442.47 and 538,637.81 is: 743,324.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,227.46 : 1,344,442.47 = 538,637.81 : x
  2. Step 2: Convert to fraction form
    974,227.46/1,344,442.47 = 538,637.81/x
  3. Step 3: Cross multiply
    974,227.46x = 1,344,442.47 × 538,637.81
  4. Step 4: Simplify right side
    974,227.46x = 724,167,547,711.79
  5. Step 5: Solve for x
    x = 724,167,547,711.79/974,227.46
  6. Step 6: Final answer
    x = 743,324.92

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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.