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Finding the Fourth Proportional to 295,059.45, 442,588.85 and 117,691.05

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Solution

The fourth proportional to 295,059.45, 442,588.85 and 117,691.05 is: 176,536.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,059.45 : 442,588.85 = 117,691.05 : x
  2. Step 2: Convert to fraction form
    295,059.45/442,588.85 = 117,691.05/x
  3. Step 3: Cross multiply
    295,059.45x = 442,588.85 × 117,691.05
  4. Step 4: Simplify right side
    295,059.45x = 52,088,745,886.34
  5. Step 5: Solve for x
    x = 52,088,745,886.34/295,059.45
  6. Step 6: Final answer
    x = 176,536.44

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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.