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Finding the Fourth Proportional to 461,624.10, 636,929.07 and 270,600.59

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Solution

The fourth proportional to 461,624.10, 636,929.07 and 270,600.59 is: 373,363.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,624.10 : 636,929.07 = 270,600.59 : x
  2. Step 2: Convert to fraction form
    461,624.10/636,929.07 = 270,600.59/x
  3. Step 3: Cross multiply
    461,624.10x = 636,929.07 × 270,600.59
  4. Step 4: Simplify right side
    461,624.10x = 172,353,378,039.04
  5. Step 5: Solve for x
    x = 172,353,378,039.04/461,624.10
  6. Step 6: Final answer
    x = 373,363.04

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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.