Home / 492,972.02-680,301.37-266,617.50

Finding the Fourth Proportional to 492,972.02, 680,301.37 and 266,617.50

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Solution

The fourth proportional to 492,972.02, 680,301.37 and 266,617.50 is: 367,932.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,972.02 : 680,301.37 = 266,617.50 : x
  2. Step 2: Convert to fraction form
    492,972.02/680,301.37 = 266,617.50/x
  3. Step 3: Cross multiply
    492,972.02x = 680,301.37 × 266,617.50
  4. Step 4: Simplify right side
    492,972.02x = 181,380,250,515.98
  5. Step 5: Solve for x
    x = 181,380,250,515.98/492,972.02
  6. Step 6: Final answer
    x = 367,932.14

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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.