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Finding the Fourth Proportional to 458,375.02, 632,545.38 and 254,425.36

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Solution

The fourth proportional to 458,375.02, 632,545.38 and 254,425.36 is: 351,100.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,375.02 : 632,545.38 = 254,425.36 : x
  2. Step 2: Convert to fraction form
    458,375.02/632,545.38 = 254,425.36/x
  3. Step 3: Cross multiply
    458,375.02x = 632,545.38 × 254,425.36
  4. Step 4: Simplify right side
    458,375.02x = 160,935,586,022.84
  5. Step 5: Solve for x
    x = 160,935,586,022.84/458,375.02
  6. Step 6: Final answer
    x = 351,100.25

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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.