Home / 579,691.52-799,964.16-325,041.92

Finding the Fourth Proportional to 579,691.52, 799,964.16 and 325,041.92

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Solution

The fourth proportional to 579,691.52, 799,964.16 and 325,041.92 is: 448,552.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,691.52 : 799,964.16 = 325,041.92 : x
  2. Step 2: Convert to fraction form
    579,691.52/799,964.16 = 325,041.92/x
  3. Step 3: Cross multiply
    579,691.52x = 799,964.16 × 325,041.92
  4. Step 4: Simplify right side
    579,691.52x = 260,021,886,497.59
  5. Step 5: Solve for x
    x = 260,021,886,497.59/579,691.52
  6. Step 6: Final answer
    x = 448,552.17

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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.