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Finding the Fourth Proportional to 458,238.77, 632,381.04 and 254,298.29

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Solution

The fourth proportional to 458,238.77, 632,381.04 and 254,298.29 is: 350,938.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,238.77 : 632,381.04 = 254,298.29 : x
  2. Step 2: Convert to fraction form
    458,238.77/632,381.04 = 254,298.29/x
  3. Step 3: Cross multiply
    458,238.77x = 632,381.04 × 254,298.29
  4. Step 4: Simplify right side
    458,238.77x = 160,813,413,938.52
  5. Step 5: Solve for x
    x = 160,813,413,938.52/458,238.77
  6. Step 6: Final answer
    x = 350,938.04

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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.