Home / 865,720.27-1,194,690.99-483,747.04

Finding the Fourth Proportional to 865,720.27, 1,194,690.99 and 483,747.04

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Solution

The fourth proportional to 865,720.27, 1,194,690.99 and 483,747.04 is: 667,569.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,720.27 : 1,194,690.99 = 483,747.04 : x
  2. Step 2: Convert to fraction form
    865,720.27/1,194,690.99 = 483,747.04/x
  3. Step 3: Cross multiply
    865,720.27x = 1,194,690.99 × 483,747.04
  4. Step 4: Simplify right side
    865,720.27x = 577,928,230,127.17
  5. Step 5: Solve for x
    x = 577,928,230,127.17/865,720.27
  6. Step 6: Final answer
    x = 667,569.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.