Home / 1,269,327.32-1,904,488.86-558,857

Finding the Fourth Proportional to 1,269,327.32, 1,904,488.86 and 558,857

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Solution

The fourth proportional to 1,269,327.32, 1,904,488.86 and 558,857 is: 838,504.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,327.32 : 1,904,488.86 = 558,857 : x
  2. Step 2: Convert to fraction form
    1,269,327.32/1,904,488.86 = 558,857/x
  3. Step 3: Cross multiply
    1,269,327.32x = 1,904,488.86 × 558,857
  4. Step 4: Simplify right side
    1,269,327.32x = 1,064,336,930,833.02
  5. Step 5: Solve for x
    x = 1,064,336,930,833.02/1,269,327.32
  6. Step 6: Final answer
    x = 838,504.71

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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.