Home / 461,333.78-636,626.18-270,474.29

Finding the Fourth Proportional to 461,333.78, 636,626.18 and 270,474.29

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Solution

The fourth proportional to 461,333.78, 636,626.18 and 270,474.29 is: 373,246.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,333.78 : 636,626.18 = 270,474.29 : x
  2. Step 2: Convert to fraction form
    461,333.78/636,626.18 = 270,474.29/x
  3. Step 3: Cross multiply
    461,333.78x = 636,626.18 × 270,474.29
  4. Step 4: Simplify right side
    461,333.78x = 172,191,014,030.91
  5. Step 5: Solve for x
    x = 172,191,014,030.91/461,333.78
  6. Step 6: Final answer
    x = 373,246.06

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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.