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Finding the Fourth Proportional to 632,610.46, 873,001.02 and 346,129.93

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Solution

The fourth proportional to 632,610.46, 873,001.02 and 346,129.93 is: 477,658.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,610.46 : 873,001.02 = 346,129.93 : x
  2. Step 2: Convert to fraction form
    632,610.46/873,001.02 = 346,129.93/x
  3. Step 3: Cross multiply
    632,610.46x = 873,001.02 × 346,129.93
  4. Step 4: Simplify right side
    632,610.46x = 302,171,781,942.53
  5. Step 5: Solve for x
    x = 302,171,781,942.53/632,610.46
  6. Step 6: Final answer
    x = 477,658.53

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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.