Home / 1,129,672.32-1,694,508.45-330,953.87

Finding the Fourth Proportional to 1,129,672.32, 1,694,508.45 and 330,953.87

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Solution

The fourth proportional to 1,129,672.32, 1,694,508.45 and 330,953.87 is: 496,430.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,672.32 : 1,694,508.45 = 330,953.87 : x
  2. Step 2: Convert to fraction form
    1,129,672.32/1,694,508.45 = 330,953.87/x
  3. Step 3: Cross multiply
    1,129,672.32x = 1,694,508.45 × 330,953.87
  4. Step 4: Simplify right side
    1,129,672.32x = 560,804,120,802.66
  5. Step 5: Solve for x
    x = 560,804,120,802.66/1,129,672.32
  6. Step 6: Final answer
    x = 496,430.79

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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.