Home / 723,780.22-998,713.25-433,322.18

Finding the Fourth Proportional to 723,780.22, 998,713.25 and 433,322.18

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Solution

The fourth proportional to 723,780.22, 998,713.25 and 433,322.18 is: 597,922.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,780.22 : 998,713.25 = 433,322.18 : x
  2. Step 2: Convert to fraction form
    723,780.22/998,713.25 = 433,322.18/x
  3. Step 3: Cross multiply
    723,780.22x = 998,713.25 × 433,322.18
  4. Step 4: Simplify right side
    723,780.22x = 432,764,606,264.97
  5. Step 5: Solve for x
    x = 432,764,606,264.97/723,780.22
  6. Step 6: Final answer
    x = 597,922.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.