Home / 377,639.82-566,557.20-140,984.28

Finding the Fourth Proportional to 377,639.82, 566,557.20 and 140,984.28

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Solution

The fourth proportional to 377,639.82, 566,557.20 and 140,984.28 is: 211,512.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,639.82 : 566,557.20 = 140,984.28 : x
  2. Step 2: Convert to fraction form
    377,639.82/566,557.20 = 140,984.28/x
  3. Step 3: Cross multiply
    377,639.82x = 566,557.20 × 140,984.28
  4. Step 4: Simplify right side
    377,639.82x = 79,875,658,920.82
  5. Step 5: Solve for x
    x = 79,875,658,920.82/377,639.82
  6. Step 6: Final answer
    x = 211,512.81

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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.