Home / 247,405.02-341,193.51-209,244.57

Finding the Fourth Proportional to 247,405.02, 341,193.51 and 209,244.57

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Solution

The fourth proportional to 247,405.02, 341,193.51 and 209,244.57 is: 288,566.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,405.02 : 341,193.51 = 209,244.57 : x
  2. Step 2: Convert to fraction form
    247,405.02/341,193.51 = 209,244.57/x
  3. Step 3: Cross multiply
    247,405.02x = 341,193.51 × 209,244.57
  4. Step 4: Simplify right side
    247,405.02x = 71,392,889,286.74
  5. Step 5: Solve for x
    x = 71,392,889,286.74/247,405.02
  6. Step 6: Final answer
    x = 288,566.86

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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.