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Finding the Fourth Proportional to 357,348.24, 536,034.20 and 179,758.48

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Solution

The fourth proportional to 357,348.24, 536,034.20 and 179,758.48 is: 269,643.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,348.24 : 536,034.20 = 179,758.48 : x
  2. Step 2: Convert to fraction form
    357,348.24/536,034.20 = 179,758.48/x
  3. Step 3: Cross multiply
    357,348.24x = 536,034.20 × 179,758.48
  4. Step 4: Simplify right side
    357,348.24x = 96,356,693,020.02
  5. Step 5: Solve for x
    x = 96,356,693,020.02/357,348.24
  6. Step 6: Final answer
    x = 269,643.68

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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.