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Finding the Fourth Proportional to 366,934.35, 550,401.53 and 156,982.35

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Solution

The fourth proportional to 366,934.35, 550,401.53 and 156,982.35 is: 235,473.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,934.35 : 550,401.53 = 156,982.35 : x
  2. Step 2: Convert to fraction form
    366,934.35/550,401.53 = 156,982.35/x
  3. Step 3: Cross multiply
    366,934.35x = 550,401.53 × 156,982.35
  4. Step 4: Simplify right side
    366,934.35x = 86,403,324,838.08
  5. Step 5: Solve for x
    x = 86,403,324,838.08/366,934.35
  6. Step 6: Final answer
    x = 235,473.53

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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.