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Finding the Fourth Proportional to 458,381.01, 632,498.38 and 254,433.47

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Solution

The fourth proportional to 458,381.01, 632,498.38 and 254,433.47 is: 351,080.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,381.01 : 632,498.38 = 254,433.47 : x
  2. Step 2: Convert to fraction form
    458,381.01/632,498.38 = 254,433.47/x
  3. Step 3: Cross multiply
    458,381.01x = 632,498.38 × 254,433.47
  4. Step 4: Simplify right side
    458,381.01x = 160,928,754,430.29
  5. Step 5: Solve for x
    x = 160,928,754,430.29/458,381.01
  6. Step 6: Final answer
    x = 351,080.76

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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.