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Finding the Fourth Proportional to 632,825.27, 873,293.72 and 346,344.69

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Solution

The fourth proportional to 632,825.27, 873,293.72 and 346,344.69 is: 477,952.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,825.27 : 873,293.72 = 346,344.69 : x
  2. Step 2: Convert to fraction form
    632,825.27/873,293.72 = 346,344.69/x
  3. Step 3: Cross multiply
    632,825.27x = 873,293.72 × 346,344.69
  4. Step 4: Simplify right side
    632,825.27x = 302,460,641,000.62
  5. Step 5: Solve for x
    x = 302,460,641,000.62/632,825.27
  6. Step 6: Final answer
    x = 477,952.85

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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.