Home / 863,359.86-1,295,972.91-365,073.78

Finding the Fourth Proportional to 863,359.86, 1,295,972.91 and 365,073.78

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Solution

The fourth proportional to 863,359.86, 1,295,972.91 and 365,073.78 is: 548,005.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,359.86 : 1,295,972.91 = 365,073.78 : x
  2. Step 2: Convert to fraction form
    863,359.86/1,295,972.91 = 365,073.78/x
  3. Step 3: Cross multiply
    863,359.86x = 1,295,972.91 × 365,073.78
  4. Step 4: Simplify right side
    863,359.86x = 473,125,729,031.30
  5. Step 5: Solve for x
    x = 473,125,729,031.30/863,359.86
  6. Step 6: Final answer
    x = 548,005.24

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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.