Home / 865,937.63-1,194,990.94-483,964.41

Finding the Fourth Proportional to 865,937.63, 1,194,990.94 and 483,964.41

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Solution

The fourth proportional to 865,937.63, 1,194,990.94 and 483,964.41 is: 667,869.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,937.63 : 1,194,990.94 = 483,964.41 : x
  2. Step 2: Convert to fraction form
    865,937.63/1,194,990.94 = 483,964.41/x
  3. Step 3: Cross multiply
    865,937.63x = 1,194,990.94 × 483,964.41
  4. Step 4: Simplify right side
    865,937.63x = 578,333,083,115.10
  5. Step 5: Solve for x
    x = 578,333,083,115.10/865,937.63
  6. Step 6: Final answer
    x = 667,869.21

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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.