Home / 738,482.46-1,107,723.60-177,516.96

Finding the Fourth Proportional to 738,482.46, 1,107,723.60 and 177,516.96

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Solution

The fourth proportional to 738,482.46, 1,107,723.60 and 177,516.96 is: 266,275.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,482.46 : 1,107,723.60 = 177,516.96 : x
  2. Step 2: Convert to fraction form
    738,482.46/1,107,723.60 = 177,516.96/x
  3. Step 3: Cross multiply
    738,482.46x = 1,107,723.60 × 177,516.96
  4. Step 4: Simplify right side
    738,482.46x = 196,639,725,992.26
  5. Step 5: Solve for x
    x = 196,639,725,992.26/738,482.46
  6. Step 6: Final answer
    x = 266,275.42

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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.