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Finding the Fourth Proportional to 458,397.65, 632,557.08 and 254,432.54

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Solution

The fourth proportional to 458,397.65, 632,557.08 and 254,432.54 is: 351,099.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,397.65 : 632,557.08 = 254,432.54 : x
  2. Step 2: Convert to fraction form
    458,397.65/632,557.08 = 254,432.54/x
  3. Step 3: Cross multiply
    458,397.65x = 632,557.08 × 254,432.54
  4. Step 4: Simplify right side
    458,397.65x = 160,943,101,396.60
  5. Step 5: Solve for x
    x = 160,943,101,396.60/458,397.65
  6. Step 6: Final answer
    x = 351,099.32

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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.