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Finding the Fourth Proportional to 458,150.70, 632,323.80 and 254,267.10

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Solution

The fourth proportional to 458,150.70, 632,323.80 and 254,267.10 is: 350,930.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,150.70 : 632,323.80 = 254,267.10 : x
  2. Step 2: Convert to fraction form
    458,150.70/632,323.80 = 254,267.10/x
  3. Step 3: Cross multiply
    458,150.70x = 632,323.80 × 254,267.10
  4. Step 4: Simplify right side
    458,150.70x = 160,779,138,886.98
  5. Step 5: Solve for x
    x = 160,779,138,886.98/458,150.70
  6. Step 6: Final answer
    x = 350,930.68

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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.