Home / 362,146.46-499,823.98-209,157.16

Finding the Fourth Proportional to 362,146.46, 499,823.98 and 209,157.16

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Solution

The fourth proportional to 362,146.46, 499,823.98 and 209,157.16 is: 288,672.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,146.46 : 499,823.98 = 209,157.16 : x
  2. Step 2: Convert to fraction form
    362,146.46/499,823.98 = 209,157.16/x
  3. Step 3: Cross multiply
    362,146.46x = 499,823.98 × 209,157.16
  4. Step 4: Simplify right side
    362,146.46x = 104,541,764,156.70
  5. Step 5: Solve for x
    x = 104,541,764,156.70/362,146.46
  6. Step 6: Final answer
    x = 288,672.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.