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Finding the Fourth Proportional to 461,458.52, 636,812.89 and 254,727.04

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Solution

The fourth proportional to 461,458.52, 636,812.89 and 254,727.04 is: 351,523.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,458.52 : 636,812.89 = 254,727.04 : x
  2. Step 2: Convert to fraction form
    461,458.52/636,812.89 = 254,727.04/x
  3. Step 3: Cross multiply
    461,458.52x = 636,812.89 × 254,727.04
  4. Step 4: Simplify right side
    461,458.52x = 162,213,460,274.70
  5. Step 5: Solve for x
    x = 162,213,460,274.70/461,458.52
  6. Step 6: Final answer
    x = 351,523.38

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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.