Home / 460,493.04-691,133.20-180,207.12

Finding the Fourth Proportional to 460,493.04, 691,133.20 and 180,207.12

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Solution

The fourth proportional to 460,493.04, 691,133.20 and 180,207.12 is: 270,464.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,493.04 : 691,133.20 = 180,207.12 : x
  2. Step 2: Convert to fraction form
    460,493.04/691,133.20 = 180,207.12/x
  3. Step 3: Cross multiply
    460,493.04x = 691,133.20 × 180,207.12
  4. Step 4: Simplify right side
    460,493.04x = 124,547,123,508.38
  5. Step 5: Solve for x
    x = 124,547,123,508.38/460,493.04
  6. Step 6: Final answer
    x = 270,464.73

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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.