Home / 488,981.30-733,508.40-173,397.20

Finding the Fourth Proportional to 488,981.30, 733,508.40 and 173,397.20

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Solution

The fourth proportional to 488,981.30, 733,508.40 and 173,397.20 is: 260,108.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,981.30 : 733,508.40 = 173,397.20 : x
  2. Step 2: Convert to fraction form
    488,981.30/733,508.40 = 173,397.20/x
  3. Step 3: Cross multiply
    488,981.30x = 733,508.40 × 173,397.20
  4. Step 4: Simplify right side
    488,981.30x = 127,188,302,736.48
  5. Step 5: Solve for x
    x = 127,188,302,736.48/488,981.30
  6. Step 6: Final answer
    x = 260,108.73

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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.