Home / 887,251.69-1,330,876.92-213,332.77

Finding the Fourth Proportional to 887,251.69, 1,330,876.92 and 213,332.77

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Solution

The fourth proportional to 887,251.69, 1,330,876.92 and 213,332.77 is: 319,999.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,251.69 : 1,330,876.92 = 213,332.77 : x
  2. Step 2: Convert to fraction form
    887,251.69/1,330,876.92 = 213,332.77/x
  3. Step 3: Cross multiply
    887,251.69x = 1,330,876.92 × 213,332.77
  4. Step 4: Simplify right side
    887,251.69x = 283,919,659,872.67
  5. Step 5: Solve for x
    x = 283,919,659,872.67/887,251.69
  6. Step 6: Final answer
    x = 319,999.01

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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.