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Finding the Fourth Proportional to 461,494.32, 636,862.68 and 260,290.32

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Solution

The fourth proportional to 461,494.32, 636,862.68 and 260,290.32 is: 359,200.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,494.32 : 636,862.68 = 260,290.32 : x
  2. Step 2: Convert to fraction form
    461,494.32/636,862.68 = 260,290.32/x
  3. Step 3: Cross multiply
    461,494.32x = 636,862.68 × 260,290.32
  4. Step 4: Simplify right side
    461,494.32x = 165,769,190,773.26
  5. Step 5: Solve for x
    x = 165,769,190,773.26/461,494.32
  6. Step 6: Final answer
    x = 359,200.93

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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.