Home / 491,721.30-737,713.17-176,210.10

Finding the Fourth Proportional to 491,721.30, 737,713.17 and 176,210.10

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Solution

The fourth proportional to 491,721.30, 737,713.17 and 176,210.10 is: 264,362.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,721.30 : 737,713.17 = 176,210.10 : x
  2. Step 2: Convert to fraction form
    491,721.30/737,713.17 = 176,210.10/x
  3. Step 3: Cross multiply
    491,721.30x = 737,713.17 × 176,210.10
  4. Step 4: Simplify right side
    491,721.30x = 129,992,511,457.02
  5. Step 5: Solve for x
    x = 129,992,511,457.02/491,721.30
  6. Step 6: Final answer
    x = 264,362.17

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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.