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Finding the Fourth Proportional to 302,994.66, 454,385.66 and 166,190.28

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Solution

The fourth proportional to 302,994.66, 454,385.66 and 166,190.28 is: 249,227.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,994.66 : 454,385.66 = 166,190.28 : x
  2. Step 2: Convert to fraction form
    302,994.66/454,385.66 = 166,190.28/x
  3. Step 3: Cross multiply
    302,994.66x = 454,385.66 × 166,190.28
  4. Step 4: Simplify right side
    302,994.66x = 75,514,480,063.38
  5. Step 5: Solve for x
    x = 75,514,480,063.38/302,994.66
  6. Step 6: Final answer
    x = 249,227.10

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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.