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Finding the Fourth Proportional to 632,717.80, 873,150.52 and 346,237.92

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Solution

The fourth proportional to 632,717.80, 873,150.52 and 346,237.92 is: 477,808.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,717.80 : 873,150.52 = 346,237.92 : x
  2. Step 2: Convert to fraction form
    632,717.80/873,150.52 = 346,237.92/x
  3. Step 3: Cross multiply
    632,717.80x = 873,150.52 × 346,237.92
  4. Step 4: Simplify right side
    632,717.80x = 302,317,819,891.72
  5. Step 5: Solve for x
    x = 302,317,819,891.72/632,717.80
  6. Step 6: Final answer
    x = 477,808.31

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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.