Home / 377,394.13-566,072.70-140,718.30

Finding the Fourth Proportional to 377,394.13, 566,072.70 and 140,718.30

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Solution

The fourth proportional to 377,394.13, 566,072.70 and 140,718.30 is: 211,070.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,394.13 : 566,072.70 = 140,718.30 : x
  2. Step 2: Convert to fraction form
    377,394.13/566,072.70 = 140,718.30/x
  3. Step 3: Cross multiply
    377,394.13x = 566,072.70 × 140,718.30
  4. Step 4: Simplify right side
    377,394.13x = 79,656,788,020.41
  5. Step 5: Solve for x
    x = 79,656,788,020.41/377,394.13
  6. Step 6: Final answer
    x = 211,070.55

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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.