Home / 1,002,342-1,503,564.06-292,423.62

Finding the Fourth Proportional to 1,002,342, 1,503,564.06 and 292,423.62

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Solution

The fourth proportional to 1,002,342, 1,503,564.06 and 292,423.62 is: 438,650.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,342 : 1,503,564.06 = 292,423.62 : x
  2. Step 2: Convert to fraction form
    1,002,342/1,503,564.06 = 292,423.62/x
  3. Step 3: Cross multiply
    1,002,342x = 1,503,564.06 × 292,423.62
  4. Step 4: Simplify right side
    1,002,342x = 439,677,645,327.10
  5. Step 5: Solve for x
    x = 439,677,645,327.10/1,002,342
  6. Step 6: Final answer
    x = 438,650.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.