Home / 410,821.60-616,232.40-144,882.40

Finding the Fourth Proportional to 410,821.60, 616,232.40 and 144,882.40

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Solution

The fourth proportional to 410,821.60, 616,232.40 and 144,882.40 is: 217,323.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,821.60 : 616,232.40 = 144,882.40 : x
  2. Step 2: Convert to fraction form
    410,821.60/616,232.40 = 144,882.40/x
  3. Step 3: Cross multiply
    410,821.60x = 616,232.40 × 144,882.40
  4. Step 4: Simplify right side
    410,821.60x = 89,281,229,069.76
  5. Step 5: Solve for x
    x = 89,281,229,069.76/410,821.60
  6. Step 6: Final answer
    x = 217,323.60

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1.5x scale

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.