Home / 298,935.20-448,665.24-165,965.60

Finding the Fourth Proportional to 298,935.20, 448,665.24 and 165,965.60

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Solution

The fourth proportional to 298,935.20, 448,665.24 and 165,965.60 is: 249,094.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,935.20 : 448,665.24 = 165,965.60 : x
  2. Step 2: Convert to fraction form
    298,935.20/448,665.24 = 165,965.60/x
  3. Step 3: Cross multiply
    298,935.20x = 448,665.24 × 165,965.60
  4. Step 4: Simplify right side
    298,935.20x = 74,462,995,755.74
  5. Step 5: Solve for x
    x = 74,462,995,755.74/298,935.20
  6. Step 6: Final answer
    x = 249,094.10

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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.