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Finding the Fourth Proportional to 458,303.70, 632,535.18 and 267,317.10

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Solution

The fourth proportional to 458,303.70, 632,535.18 and 267,317.10 is: 368,941.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,303.70 : 632,535.18 = 267,317.10 : x
  2. Step 2: Convert to fraction form
    458,303.70/632,535.18 = 267,317.10/x
  3. Step 3: Cross multiply
    458,303.70x = 632,535.18 × 267,317.10
  4. Step 4: Simplify right side
    458,303.70x = 169,087,469,965.58
  5. Step 5: Solve for x
    x = 169,087,469,965.58/458,303.70
  6. Step 6: Final answer
    x = 368,941.97

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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.