Home / 382,549.24-527,896.80-212,772.43

Finding the Fourth Proportional to 382,549.24, 527,896.80 and 212,772.43

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Solution

The fourth proportional to 382,549.24, 527,896.80 and 212,772.43 is: 293,614.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,549.24 : 527,896.80 = 212,772.43 : x
  2. Step 2: Convert to fraction form
    382,549.24/527,896.80 = 212,772.43/x
  3. Step 3: Cross multiply
    382,549.24x = 527,896.80 × 212,772.43
  4. Step 4: Simplify right side
    382,549.24x = 112,321,884,925.22
  5. Step 5: Solve for x
    x = 112,321,884,925.22/382,549.24
  6. Step 6: Final answer
    x = 293,614.19

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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.