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Finding the Fourth Proportional to 270,024.60, 404,259.30 and 165,048.60

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Solution

The fourth proportional to 270,024.60, 404,259.30 and 165,048.60 is: 247,097.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,024.60 : 404,259.30 = 165,048.60 : x
  2. Step 2: Convert to fraction form
    270,024.60/404,259.30 = 165,048.60/x
  3. Step 3: Cross multiply
    270,024.60x = 404,259.30 × 165,048.60
  4. Step 4: Simplify right side
    270,024.60x = 66,722,431,501.98
  5. Step 5: Solve for x
    x = 66,722,431,501.98/270,024.60
  6. Step 6: Final answer
    x = 247,097.60

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1.5x scale

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.