Home / 730,226.08-1,012,867.42-710,805.52

Finding the Fourth Proportional to 730,226.08, 1,012,867.42 and 710,805.52

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Solution

The fourth proportional to 730,226.08, 1,012,867.42 and 710,805.52 is: 985,929.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,226.08 : 1,012,867.42 = 710,805.52 : x
  2. Step 2: Convert to fraction form
    730,226.08/1,012,867.42 = 710,805.52/x
  3. Step 3: Cross multiply
    730,226.08x = 1,012,867.42 × 710,805.52
  4. Step 4: Simplify right side
    730,226.08x = 719,951,753,164.16
  5. Step 5: Solve for x
    x = 719,951,753,164.16/730,226.08
  6. Step 6: Final answer
    x = 985,929.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.