Home / 1,269,230.32-1,904,343.92-558,759.88

Finding the Fourth Proportional to 1,269,230.32, 1,904,343.92 and 558,759.88

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Solution

The fourth proportional to 1,269,230.32, 1,904,343.92 and 558,759.88 is: 838,359.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,230.32 : 1,904,343.92 = 558,759.88 : x
  2. Step 2: Convert to fraction form
    1,269,230.32/1,904,343.92 = 558,759.88/x
  3. Step 3: Cross multiply
    1,269,230.32x = 1,904,343.92 × 558,759.88
  4. Step 4: Simplify right side
    1,269,230.32x = 1,064,070,980,217.93
  5. Step 5: Solve for x
    x = 1,064,070,980,217.93/1,269,230.32
  6. Step 6: Final answer
    x = 838,359.25

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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.