Home / 900,588.20-1,350,883.86-368,108.76

Finding the Fourth Proportional to 900,588.20, 1,350,883.86 and 368,108.76

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Solution

The fourth proportional to 900,588.20, 1,350,883.86 and 368,108.76 is: 552,163.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,588.20 : 1,350,883.86 = 368,108.76 : x
  2. Step 2: Convert to fraction form
    900,588.20/1,350,883.86 = 368,108.76/x
  3. Step 3: Cross multiply
    900,588.20x = 1,350,883.86 × 368,108.76
  4. Step 4: Simplify right side
    900,588.20x = 497,272,182,608.61
  5. Step 5: Solve for x
    x = 497,272,182,608.61/900,588.20
  6. Step 6: Final answer
    x = 552,163.78

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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.