Home / 402,244.20-603,447.30-117,934.20

Finding the Fourth Proportional to 402,244.20, 603,447.30 and 117,934.20

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Solution

The fourth proportional to 402,244.20, 603,447.30 and 117,934.20 is: 176,925.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,244.20 : 603,447.30 = 117,934.20 : x
  2. Step 2: Convert to fraction form
    402,244.20/603,447.30 = 117,934.20/x
  3. Step 3: Cross multiply
    402,244.20x = 603,447.30 × 117,934.20
  4. Step 4: Simplify right side
    402,244.20x = 71,167,074,567.66
  5. Step 5: Solve for x
    x = 71,167,074,567.66/402,244.20
  6. Step 6: Final answer
    x = 176,925.05

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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.