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Finding the Fourth Proportional to 632,051, 872,016.70 and 359,925.96

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Solution

The fourth proportional to 632,051, 872,016.70 and 359,925.96 is: 496,576.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,051 : 872,016.70 = 359,925.96 : x
  2. Step 2: Convert to fraction form
    632,051/872,016.70 = 359,925.96/x
  3. Step 3: Cross multiply
    632,051x = 872,016.70 × 359,925.96
  4. Step 4: Simplify right side
    632,051x = 313,861,447,883.53
  5. Step 5: Solve for x
    x = 313,861,447,883.53/632,051
  6. Step 6: Final answer
    x = 496,576.14

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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.