Home / 769,098.81-1,061,377.76-424,956.91

Finding the Fourth Proportional to 769,098.81, 1,061,377.76 and 424,956.91

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Solution

The fourth proportional to 769,098.81, 1,061,377.76 and 424,956.91 is: 586,452.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,098.81 : 1,061,377.76 = 424,956.91 : x
  2. Step 2: Convert to fraction form
    769,098.81/1,061,377.76 = 424,956.91/x
  3. Step 3: Cross multiply
    769,098.81x = 1,061,377.76 × 424,956.91
  4. Step 4: Simplify right side
    769,098.81x = 451,039,811,240.97
  5. Step 5: Solve for x
    x = 451,039,811,240.97/769,098.81
  6. Step 6: Final answer
    x = 586,452.36

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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.