Home / 341,946.60-511,998.30-247,943.40

Finding the Fourth Proportional to 341,946.60, 511,998.30 and 247,943.40

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Solution

The fourth proportional to 341,946.60, 511,998.30 and 247,943.40 is: 371,246.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,946.60 : 511,998.30 = 247,943.40 : x
  2. Step 2: Convert to fraction form
    341,946.60/511,998.30 = 247,943.40/x
  3. Step 3: Cross multiply
    341,946.60x = 511,998.30 × 247,943.40
  4. Step 4: Simplify right side
    341,946.60x = 126,946,599,296.22
  5. Step 5: Solve for x
    x = 126,946,599,296.22/341,946.60
  6. Step 6: Final answer
    x = 371,246.85

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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.