Home / 702,983.60-1,054,475.40-253,773.80

Finding the Fourth Proportional to 702,983.60, 1,054,475.40 and 253,773.80

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Solution

The fourth proportional to 702,983.60, 1,054,475.40 and 253,773.80 is: 380,660.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,983.60 : 1,054,475.40 = 253,773.80 : x
  2. Step 2: Convert to fraction form
    702,983.60/1,054,475.40 = 253,773.80/x
  3. Step 3: Cross multiply
    702,983.60x = 1,054,475.40 × 253,773.80
  4. Step 4: Simplify right side
    702,983.60x = 267,598,229,264.52
  5. Step 5: Solve for x
    x = 267,598,229,264.52/702,983.60
  6. Step 6: Final answer
    x = 380,660.70

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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.