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Finding the Fourth Proportional to 337,336.20, 506,144.15 and 147,698.69

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Solution

The fourth proportional to 337,336.20, 506,144.15 and 147,698.69 is: 221,609.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,336.20 : 506,144.15 = 147,698.69 : x
  2. Step 2: Convert to fraction form
    337,336.20/506,144.15 = 147,698.69/x
  3. Step 3: Cross multiply
    337,336.20x = 506,144.15 × 147,698.69
  4. Step 4: Simplify right side
    337,336.20x = 74,756,825,744.69
  5. Step 5: Solve for x
    x = 74,756,825,744.69/337,336.20
  6. Step 6: Final answer
    x = 221,609.26

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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.