Home / 492,964.85-680,291.49-266,610.35

Finding the Fourth Proportional to 492,964.85, 680,291.49 and 266,610.35

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Solution

The fourth proportional to 492,964.85, 680,291.49 and 266,610.35 is: 367,922.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,964.85 : 680,291.49 = 266,610.35 : x
  2. Step 2: Convert to fraction form
    492,964.85/680,291.49 = 266,610.35/x
  3. Step 3: Cross multiply
    492,964.85x = 680,291.49 × 266,610.35
  4. Step 4: Simplify right side
    492,964.85x = 181,372,748,849.46
  5. Step 5: Solve for x
    x = 181,372,748,849.46/492,964.85
  6. Step 6: Final answer
    x = 367,922.28

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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.