Home / 336,342.20-504,707.70-126,001.40

Finding the Fourth Proportional to 336,342.20, 504,707.70 and 126,001.40

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Solution

The fourth proportional to 336,342.20, 504,707.70 and 126,001.40 is: 189,074.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,342.20 : 504,707.70 = 126,001.40 : x
  2. Step 2: Convert to fraction form
    336,342.20/504,707.70 = 126,001.40/x
  3. Step 3: Cross multiply
    336,342.20x = 504,707.70 × 126,001.40
  4. Step 4: Simplify right side
    336,342.20x = 63,593,876,790.78
  5. Step 5: Solve for x
    x = 63,593,876,790.78/336,342.20
  6. Step 6: Final answer
    x = 189,074.93

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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.