Home / 597,721.55-824,856.36-325,789.70

Finding the Fourth Proportional to 597,721.55, 824,856.36 and 325,789.70

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Solution

The fourth proportional to 597,721.55, 824,856.36 and 325,789.70 is: 449,590.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,721.55 : 824,856.36 = 325,789.70 : x
  2. Step 2: Convert to fraction form
    597,721.55/824,856.36 = 325,789.70/x
  3. Step 3: Cross multiply
    597,721.55x = 824,856.36 × 325,789.70
  4. Step 4: Simplify right side
    597,721.55x = 268,729,706,067.49
  5. Step 5: Solve for x
    x = 268,729,706,067.49/597,721.55
  6. Step 6: Final answer
    x = 449,590.12

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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.