Home / 785,198.61-1,175,472.86-484,713.01

Finding the Fourth Proportional to 785,198.61, 1,175,472.86 and 484,713.01

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Solution

The fourth proportional to 785,198.61, 1,175,472.86 and 484,713.01 is: 725,634.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,198.61 : 1,175,472.86 = 484,713.01 : x
  2. Step 2: Convert to fraction form
    785,198.61/1,175,472.86 = 484,713.01/x
  3. Step 3: Cross multiply
    785,198.61x = 1,175,472.86 × 484,713.01
  4. Step 4: Simplify right side
    785,198.61x = 569,766,989,916.20
  5. Step 5: Solve for x
    x = 569,766,989,916.20/785,198.61
  6. Step 6: Final answer
    x = 725,634.23

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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.