Home / 377,397.38-566,077.57-140,721.55

Finding the Fourth Proportional to 377,397.38, 566,077.57 and 140,721.55

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Solution

The fourth proportional to 377,397.38, 566,077.57 and 140,721.55 is: 211,075.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,397.38 : 566,077.57 = 140,721.55 : x
  2. Step 2: Convert to fraction form
    377,397.38/566,077.57 = 140,721.55/x
  3. Step 3: Cross multiply
    377,397.38x = 566,077.57 × 140,721.55
  4. Step 4: Simplify right side
    377,397.38x = 79,659,313,070.63
  5. Step 5: Solve for x
    x = 79,659,313,070.63/377,397.38
  6. Step 6: Final answer
    x = 211,075.43

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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.