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Finding the Fourth Proportional to 539,565.60, 744,596.38 and 297,848.32

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Solution

The fourth proportional to 539,565.60, 744,596.38 and 297,848.32 is: 411,028.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,565.60 : 744,596.38 = 297,848.32 : x
  2. Step 2: Convert to fraction form
    539,565.60/744,596.38 = 297,848.32/x
  3. Step 3: Cross multiply
    539,565.60x = 744,596.38 × 297,848.32
  4. Step 4: Simplify right side
    539,565.60x = 221,776,780,861.08
  5. Step 5: Solve for x
    x = 221,776,780,861.08/539,565.60
  6. Step 6: Final answer
    x = 411,028.39

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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.