Home / 243,028.80-364,543.20-229,250.70

Finding the Fourth Proportional to 243,028.80, 364,543.20 and 229,250.70

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Solution

The fourth proportional to 243,028.80, 364,543.20 and 229,250.70 is: 343,876.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,028.80 : 364,543.20 = 229,250.70 : x
  2. Step 2: Convert to fraction form
    243,028.80/364,543.20 = 229,250.70/x
  3. Step 3: Cross multiply
    243,028.80x = 364,543.20 × 229,250.70
  4. Step 4: Simplify right side
    243,028.80x = 83,571,783,780.24
  5. Step 5: Solve for x
    x = 83,571,783,780.24/243,028.80
  6. Step 6: Final answer
    x = 343,876.05

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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.