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Finding the Fourth Proportional to 458,242.64, 632,373.48 and 254,324.28

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Solution

The fourth proportional to 458,242.64, 632,373.48 and 254,324.28 is: 350,966.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,242.64 : 632,373.48 = 254,324.28 : x
  2. Step 2: Convert to fraction form
    458,242.64/632,373.48 = 254,324.28/x
  3. Step 3: Cross multiply
    458,242.64x = 632,373.48 × 254,324.28
  4. Step 4: Simplify right side
    458,242.64x = 160,827,929,992.09
  5. Step 5: Solve for x
    x = 160,827,929,992.09/458,242.64
  6. Step 6: Final answer
    x = 350,966.75

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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.