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Finding the Fourth Proportional to 458,044.49, 632,105.22 and 254,108.70

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Solution

The fourth proportional to 458,044.49, 632,105.22 and 254,108.70 is: 350,672.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,044.49 : 632,105.22 = 254,108.70 : x
  2. Step 2: Convert to fraction form
    458,044.49/632,105.22 = 254,108.70/x
  3. Step 3: Cross multiply
    458,044.49x = 632,105.22 × 254,108.70
  4. Step 4: Simplify right side
    458,044.49x = 160,623,435,717.41
  5. Step 5: Solve for x
    x = 160,623,435,717.41/458,044.49
  6. Step 6: Final answer
    x = 350,672.13

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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.