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Finding the Fourth Proportional to 265,177.81, 397,302.59 and 180,663.63

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Solution

The fourth proportional to 265,177.81, 397,302.59 and 180,663.63 is: 270,679.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,177.81 : 397,302.59 = 180,663.63 : x
  2. Step 2: Convert to fraction form
    265,177.81/397,302.59 = 180,663.63/x
  3. Step 3: Cross multiply
    265,177.81x = 397,302.59 × 180,663.63
  4. Step 4: Simplify right side
    265,177.81x = 71,778,125,227.97
  5. Step 5: Solve for x
    x = 71,778,125,227.97/265,177.81
  6. Step 6: Final answer
    x = 270,679.23

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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.