Home / 410,829.70-616,244.55-144,631.30

Finding the Fourth Proportional to 410,829.70, 616,244.55 and 144,631.30

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Solution

The fourth proportional to 410,829.70, 616,244.55 and 144,631.30 is: 216,946.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,829.70 : 616,244.55 = 144,631.30 : x
  2. Step 2: Convert to fraction form
    410,829.70/616,244.55 = 144,631.30/x
  3. Step 3: Cross multiply
    410,829.70x = 616,244.55 × 144,631.30
  4. Step 4: Simplify right side
    410,829.70x = 89,128,250,384.42
  5. Step 5: Solve for x
    x = 89,128,250,384.42/410,829.70
  6. Step 6: Final answer
    x = 216,946.95

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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.