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Finding the Fourth Proportional to 265,982.40, 398,973.60 and 182,001.60

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Solution

The fourth proportional to 265,982.40, 398,973.60 and 182,001.60 is: 273,002.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,982.40 : 398,973.60 = 182,001.60 : x
  2. Step 2: Convert to fraction form
    265,982.40/398,973.60 = 182,001.60/x
  3. Step 3: Cross multiply
    265,982.40x = 398,973.60 × 182,001.60
  4. Step 4: Simplify right side
    265,982.40x = 72,613,833,557.76
  5. Step 5: Solve for x
    x = 72,613,833,557.76/265,982.40
  6. Step 6: Final answer
    x = 273,002.40

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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.