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Finding the Fourth Proportional to 461,245.59, 636,504.48 and 270,386.10

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Solution

The fourth proportional to 461,245.59, 636,504.48 and 270,386.10 is: 373,124.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,245.59 : 636,504.48 = 270,386.10 : x
  2. Step 2: Convert to fraction form
    461,245.59/636,504.48 = 270,386.10/x
  3. Step 3: Cross multiply
    461,245.59x = 636,504.48 × 270,386.10
  4. Step 4: Simplify right side
    461,245.59x = 172,101,963,979.73
  5. Step 5: Solve for x
    x = 172,101,963,979.73/461,245.59
  6. Step 6: Final answer
    x = 373,124.36

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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.