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Finding the Fourth Proportional to 616,492.12, 924,738.20 and 173,260.12

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Solution

The fourth proportional to 616,492.12, 924,738.20 and 173,260.12 is: 259,890.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,492.12 : 924,738.20 = 173,260.12 : x
  2. Step 2: Convert to fraction form
    616,492.12/924,738.20 = 173,260.12/x
  3. Step 3: Cross multiply
    616,492.12x = 924,738.20 × 173,260.12
  4. Step 4: Simplify right side
    616,492.12x = 160,220,251,500.58
  5. Step 5: Solve for x
    x = 160,220,251,500.58/616,492.12
  6. Step 6: Final answer
    x = 259,890.19

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1.5x scale

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.