Home / 493,529.16-681,072.45-267,174.66

Finding the Fourth Proportional to 493,529.16, 681,072.45 and 267,174.66

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Solution

The fourth proportional to 493,529.16, 681,072.45 and 267,174.66 is: 368,702.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,529.16 : 681,072.45 = 267,174.66 : x
  2. Step 2: Convert to fraction form
    493,529.16/681,072.45 = 267,174.66/x
  3. Step 3: Cross multiply
    493,529.16x = 681,072.45 × 267,174.66
  4. Step 4: Simplify right side
    493,529.16x = 181,965,300,264.12
  5. Step 5: Solve for x
    x = 181,965,300,264.12/493,529.16
  6. Step 6: Final answer
    x = 368,702.23

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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.