Home / 436,149.60-653,836.68-169,848.60

Finding the Fourth Proportional to 436,149.60, 653,836.68 and 169,848.60

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Solution

The fourth proportional to 436,149.60, 653,836.68 and 169,848.60 is: 254,621.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,149.60 : 653,836.68 = 169,848.60 : x
  2. Step 2: Convert to fraction form
    436,149.60/653,836.68 = 169,848.60/x
  3. Step 3: Cross multiply
    436,149.60x = 653,836.68 × 169,848.60
  4. Step 4: Simplify right side
    436,149.60x = 111,053,244,726.65
  5. Step 5: Solve for x
    x = 111,053,244,726.65/436,149.60
  6. Step 6: Final answer
    x = 254,621.91

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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.