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Finding the Fourth Proportional to 461,524.32, 636,925.42 and 260,320.32

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Solution

The fourth proportional to 461,524.32, 636,925.42 and 260,320.32 is: 359,254.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,524.32 : 636,925.42 = 260,320.32 : x
  2. Step 2: Convert to fraction form
    461,524.32/636,925.42 = 260,320.32/x
  3. Step 3: Cross multiply
    461,524.32x = 636,925.42 × 260,320.32
  4. Step 4: Simplify right side
    461,524.32x = 165,804,629,150.53
  5. Step 5: Solve for x
    x = 165,804,629,150.53/461,524.32
  6. Step 6: Final answer
    x = 359,254.37

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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.