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Finding the Fourth Proportional to 292,885.52, 404,177.64 and 165,556.64

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Solution

The fourth proportional to 292,885.52, 404,177.64 and 165,556.64 is: 228,465.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,885.52 : 404,177.64 = 165,556.64 : x
  2. Step 2: Convert to fraction form
    292,885.52/404,177.64 = 165,556.64/x
  3. Step 3: Cross multiply
    292,885.52x = 404,177.64 × 165,556.64
  4. Step 4: Simplify right side
    292,885.52x = 66,914,292,041.53
  5. Step 5: Solve for x
    x = 66,914,292,041.53/292,885.52
  6. Step 6: Final answer
    x = 228,465.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.