Home / 729,331.72-1,093,430.98-472,622

Finding the Fourth Proportional to 729,331.72, 1,093,430.98 and 472,622

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Solution

The fourth proportional to 729,331.72, 1,093,430.98 and 472,622 is: 708,565.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,331.72 : 1,093,430.98 = 472,622 : x
  2. Step 2: Convert to fraction form
    729,331.72/1,093,430.98 = 472,622/x
  3. Step 3: Cross multiply
    729,331.72x = 1,093,430.98 × 472,622
  4. Step 4: Simplify right side
    729,331.72x = 516,779,536,629.56
  5. Step 5: Solve for x
    x = 516,779,536,629.56/729,331.72
  6. Step 6: Final answer
    x = 708,565.83

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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.