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Finding the Fourth Proportional to 232,746.30, 349,119.45 and 216,999.90

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Solution

The fourth proportional to 232,746.30, 349,119.45 and 216,999.90 is: 325,499.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,746.30 : 349,119.45 = 216,999.90 : x
  2. Step 2: Convert to fraction form
    232,746.30/349,119.45 = 216,999.90/x
  3. Step 3: Cross multiply
    232,746.30x = 349,119.45 × 216,999.90
  4. Step 4: Simplify right side
    232,746.30x = 75,758,885,738.06
  5. Step 5: Solve for x
    x = 75,758,885,738.06/232,746.30
  6. Step 6: Final answer
    x = 325,499.85

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Similar ratio
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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.