Home / 461,976.78-637,527.90-250,008.78

Finding the Fourth Proportional to 461,976.78, 637,527.90 and 250,008.78

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Solution

The fourth proportional to 461,976.78, 637,527.90 and 250,008.78 is: 345,012.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,976.78 : 637,527.90 = 250,008.78 : x
  2. Step 2: Convert to fraction form
    461,976.78/637,527.90 = 250,008.78/x
  3. Step 3: Cross multiply
    461,976.78x = 637,527.90 × 250,008.78
  4. Step 4: Simplify right side
    461,976.78x = 159,387,572,494.96
  5. Step 5: Solve for x
    x = 159,387,572,494.96/461,976.78
  6. Step 6: Final answer
    x = 345,012.09

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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.