Home / 664,444.08-996,824.88-215,165.46

Finding the Fourth Proportional to 664,444.08, 996,824.88 and 215,165.46

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Solution

The fourth proportional to 664,444.08, 996,824.88 and 215,165.46 is: 322,799.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,444.08 : 996,824.88 = 215,165.46 : x
  2. Step 2: Convert to fraction form
    664,444.08/996,824.88 = 215,165.46/x
  3. Step 3: Cross multiply
    664,444.08x = 996,824.88 × 215,165.46
  4. Step 4: Simplify right side
    664,444.08x = 214,482,283,844.65
  5. Step 5: Solve for x
    x = 214,482,283,844.65/664,444.08
  6. Step 6: Final answer
    x = 322,799.60

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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.