Home / 579,719.62-800,013.18-325,070.92

Finding the Fourth Proportional to 579,719.62, 800,013.18 and 325,070.92

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Solution

The fourth proportional to 579,719.62, 800,013.18 and 325,070.92 is: 448,597.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,719.62 : 800,013.18 = 325,070.92 : x
  2. Step 2: Convert to fraction form
    579,719.62/800,013.18 = 325,070.92/x
  3. Step 3: Cross multiply
    579,719.62x = 800,013.18 × 325,070.92
  4. Step 4: Simplify right side
    579,719.62x = 260,061,020,434.73
  5. Step 5: Solve for x
    x = 260,061,020,434.73/579,719.62
  6. Step 6: Final answer
    x = 448,597.93

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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.