Home / 837,121.61-1,255,654.27-363,807.02

Finding the Fourth Proportional to 837,121.61, 1,255,654.27 and 363,807.02

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Solution

The fourth proportional to 837,121.61, 1,255,654.27 and 363,807.02 is: 545,698.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,121.61 : 1,255,654.27 = 363,807.02 : x
  2. Step 2: Convert to fraction form
    837,121.61/1,255,654.27 = 363,807.02/x
  3. Step 3: Cross multiply
    837,121.61x = 1,255,654.27 × 363,807.02
  4. Step 4: Simplify right side
    837,121.61x = 456,815,838,118.98
  5. Step 5: Solve for x
    x = 456,815,838,118.98/837,121.61
  6. Step 6: Final answer
    x = 545,698.30

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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.