Home / 820,666.08-1,233,163.98-441,866.88

Finding the Fourth Proportional to 820,666.08, 1,233,163.98 and 441,866.88

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Solution

The fourth proportional to 820,666.08, 1,233,163.98 and 441,866.88 is: 663,965.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,666.08 : 1,233,163.98 = 441,866.88 : x
  2. Step 2: Convert to fraction form
    820,666.08/1,233,163.98 = 441,866.88/x
  3. Step 3: Cross multiply
    820,666.08x = 1,233,163.98 × 441,866.88
  4. Step 4: Simplify right side
    820,666.08x = 544,894,320,370.98
  5. Step 5: Solve for x
    x = 544,894,320,370.98/820,666.08
  6. Step 6: Final answer
    x = 663,965.93

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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.