Home / 914,696.80-1,372,045.84-381,927.52

Finding the Fourth Proportional to 914,696.80, 1,372,045.84 and 381,927.52

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Solution

The fourth proportional to 914,696.80, 1,372,045.84 and 381,927.52 is: 572,891.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,696.80 : 1,372,045.84 = 381,927.52 : x
  2. Step 2: Convert to fraction form
    914,696.80/1,372,045.84 = 381,927.52/x
  3. Step 3: Cross multiply
    914,696.80x = 1,372,045.84 × 381,927.52
  4. Step 4: Simplify right side
    914,696.80x = 524,022,064,997.52
  5. Step 5: Solve for x
    x = 524,022,064,997.52/914,696.80
  6. Step 6: Final answer
    x = 572,891.55

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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.