Home / 691,492.52-1,036,623.18-271,061.48

Finding the Fourth Proportional to 691,492.52, 1,036,623.18 and 271,061.48

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Solution

The fourth proportional to 691,492.52, 1,036,623.18 and 271,061.48 is: 406,350.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,492.52 : 1,036,623.18 = 271,061.48 : x
  2. Step 2: Convert to fraction form
    691,492.52/1,036,623.18 = 271,061.48/x
  3. Step 3: Cross multiply
    691,492.52x = 1,036,623.18 × 271,061.48
  4. Step 4: Simplify right side
    691,492.52x = 280,988,613,373.11
  5. Step 5: Solve for x
    x = 280,988,613,373.11/691,492.52
  6. Step 6: Final answer
    x = 406,350.91

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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.