Home / 376,569.23-564,733.86-123,791.21

Finding the Fourth Proportional to 376,569.23, 564,733.86 and 123,791.21

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Solution

The fourth proportional to 376,569.23, 564,733.86 and 123,791.21 is: 185,647.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,569.23 : 564,733.86 = 123,791.21 : x
  2. Step 2: Convert to fraction form
    376,569.23/564,733.86 = 123,791.21/x
  3. Step 3: Cross multiply
    376,569.23x = 564,733.86 × 123,791.21
  4. Step 4: Simplify right side
    376,569.23x = 69,909,087,857.37
  5. Step 5: Solve for x
    x = 69,909,087,857.37/376,569.23
  6. Step 6: Final answer
    x = 185,647.37

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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.