Home / 865,849.70-1,194,869.04-483,876.38

Finding the Fourth Proportional to 865,849.70, 1,194,869.04 and 483,876.38

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Solution

The fourth proportional to 865,849.70, 1,194,869.04 and 483,876.38 is: 667,747.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,849.70 : 1,194,869.04 = 483,876.38 : x
  2. Step 2: Convert to fraction form
    865,849.70/1,194,869.04 = 483,876.38/x
  3. Step 3: Cross multiply
    865,849.70x = 1,194,869.04 × 483,876.38
  4. Step 4: Simplify right side
    865,849.70x = 578,168,905,649.28
  5. Step 5: Solve for x
    x = 578,168,905,649.28/865,849.70
  6. Step 6: Final answer
    x = 667,747.42

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1.5x scale

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.