Home / 441,423.92-662,295.72-272,747.36

Finding the Fourth Proportional to 441,423.92, 662,295.72 and 272,747.36

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Solution

The fourth proportional to 441,423.92, 662,295.72 and 272,747.36 is: 409,219.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,423.92 : 662,295.72 = 272,747.36 : x
  2. Step 2: Convert to fraction form
    441,423.92/662,295.72 = 272,747.36/x
  3. Step 3: Cross multiply
    441,423.92x = 662,295.72 × 272,747.36
  4. Step 4: Simplify right side
    441,423.92x = 180,639,409,169.30
  5. Step 5: Solve for x
    x = 180,639,409,169.30/441,423.92
  6. Step 6: Final answer
    x = 409,219.80

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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.