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Finding the Fourth Proportional to 458,364.59, 632,534.13 and 254,417.96

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Solution

The fourth proportional to 458,364.59, 632,534.13 and 254,417.96 is: 351,091.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,364.59 : 632,534.13 = 254,417.96 : x
  2. Step 2: Convert to fraction form
    458,364.59/632,534.13 = 254,417.96/x
  3. Step 3: Cross multiply
    458,364.59x = 632,534.13 × 254,417.96
  4. Step 4: Simplify right side
    458,364.59x = 160,928,042,984.98
  5. Step 5: Solve for x
    x = 160,928,042,984.98/458,364.59
  6. Step 6: Final answer
    x = 351,091.79

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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.