Home / 456,929.52-685,377.24-119,967.12

Finding the Fourth Proportional to 456,929.52, 685,377.24 and 119,967.12

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Solution

The fourth proportional to 456,929.52, 685,377.24 and 119,967.12 is: 179,946.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,929.52 : 685,377.24 = 119,967.12 : x
  2. Step 2: Convert to fraction form
    456,929.52/685,377.24 = 119,967.12/x
  3. Step 3: Cross multiply
    456,929.52x = 685,377.24 × 119,967.12
  4. Step 4: Simplify right side
    456,929.52x = 82,222,733,596.35
  5. Step 5: Solve for x
    x = 82,222,733,596.35/456,929.52
  6. Step 6: Final answer
    x = 179,946.21

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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.