Home / 888,966.20-1,333,449.30-829,479.80

Finding the Fourth Proportional to 888,966.20, 1,333,449.30 and 829,479.80

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Solution

The fourth proportional to 888,966.20, 1,333,449.30 and 829,479.80 is: 1,244,219.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,966.20 : 1,333,449.30 = 829,479.80 : x
  2. Step 2: Convert to fraction form
    888,966.20/1,333,449.30 = 829,479.80/x
  3. Step 3: Cross multiply
    888,966.20x = 1,333,449.30 × 829,479.80
  4. Step 4: Simplify right side
    888,966.20x = 1,106,069,258,674.14
  5. Step 5: Solve for x
    x = 1,106,069,258,674.14/888,966.20
  6. Step 6: Final answer
    x = 1,244,219.70

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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.