Home / 781,696.26-1,172,590.86-301,927.69

Finding the Fourth Proportional to 781,696.26, 1,172,590.86 and 301,927.69

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Solution

The fourth proportional to 781,696.26, 1,172,590.86 and 301,927.69 is: 452,909.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,696.26 : 1,172,590.86 = 301,927.69 : x
  2. Step 2: Convert to fraction form
    781,696.26/1,172,590.86 = 301,927.69/x
  3. Step 3: Cross multiply
    781,696.26x = 1,172,590.86 × 301,927.69
  4. Step 4: Simplify right side
    781,696.26x = 354,037,649,674.91
  5. Step 5: Solve for x
    x = 354,037,649,674.91/781,696.26
  6. Step 6: Final answer
    x = 452,909.48

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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.