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Finding the Fourth Proportional to 301,885.72, 416,606.60 and 165,932.24

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Solution

The fourth proportional to 301,885.72, 416,606.60 and 165,932.24 is: 228,988.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,885.72 : 416,606.60 = 165,932.24 : x
  2. Step 2: Convert to fraction form
    301,885.72/416,606.60 = 165,932.24/x
  3. Step 3: Cross multiply
    301,885.72x = 416,606.60 × 165,932.24
  4. Step 4: Simplify right side
    301,885.72x = 69,128,464,668.58
  5. Step 5: Solve for x
    x = 69,128,464,668.58/301,885.72
  6. Step 6: Final answer
    x = 228,988.85

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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.