Home / 1,305,063.32-1,957,591.02-358,434.88

Finding the Fourth Proportional to 1,305,063.32, 1,957,591.02 and 358,434.88

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Solution

The fourth proportional to 1,305,063.32, 1,957,591.02 and 358,434.88 is: 537,651.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,063.32 : 1,957,591.02 = 358,434.88 : x
  2. Step 2: Convert to fraction form
    1,305,063.32/1,957,591.02 = 358,434.88/x
  3. Step 3: Cross multiply
    1,305,063.32x = 1,957,591.02 × 358,434.88
  4. Step 4: Simplify right side
    1,305,063.32x = 701,668,902,342.78
  5. Step 5: Solve for x
    x = 701,668,902,342.78/1,305,063.32
  6. Step 6: Final answer
    x = 537,651.23

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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.