Home / 946,188.28-1,305,565.17-538,266.29

Finding the Fourth Proportional to 946,188.28, 1,305,565.17 and 538,266.29

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Solution

The fourth proportional to 946,188.28, 1,305,565.17 and 538,266.29 is: 742,708.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,188.28 : 1,305,565.17 = 538,266.29 : x
  2. Step 2: Convert to fraction form
    946,188.28/1,305,565.17 = 538,266.29/x
  3. Step 3: Cross multiply
    946,188.28x = 1,305,565.17 × 538,266.29
  4. Step 4: Simplify right side
    946,188.28x = 702,741,720,409.12
  5. Step 5: Solve for x
    x = 702,741,720,409.12/946,188.28
  6. Step 6: Final answer
    x = 742,708.12

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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.