Home / 485,069.34-727,052.24-295,110.98

Finding the Fourth Proportional to 485,069.34, 727,052.24 and 295,110.98

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Solution

The fourth proportional to 485,069.34, 727,052.24 and 295,110.98 is: 442,330.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,069.34 : 727,052.24 = 295,110.98 : x
  2. Step 2: Convert to fraction form
    485,069.34/727,052.24 = 295,110.98/x
  3. Step 3: Cross multiply
    485,069.34x = 727,052.24 × 295,110.98
  4. Step 4: Simplify right side
    485,069.34x = 214,561,102,976.23
  5. Step 5: Solve for x
    x = 214,561,102,976.23/485,069.34
  6. Step 6: Final answer
    x = 442,330.78

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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.