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Finding the Fourth Proportional to 458,542.66, 632,808.63 and 254,593.59

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Solution

The fourth proportional to 458,542.66, 632,808.63 and 254,593.59 is: 351,350.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,542.66 : 632,808.63 = 254,593.59 : x
  2. Step 2: Convert to fraction form
    458,542.66/632,808.63 = 254,593.59/x
  3. Step 3: Cross multiply
    458,542.66x = 632,808.63 × 254,593.59
  4. Step 4: Simplify right side
    458,542.66x = 161,109,020,894.68
  5. Step 5: Solve for x
    x = 161,109,020,894.68/458,542.66
  6. Step 6: Final answer
    x = 351,350.12

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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.