Home / 886,978.69-1,331,309.18-548,996.98

Finding the Fourth Proportional to 886,978.69, 1,331,309.18 and 548,996.98

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Solution

The fourth proportional to 886,978.69, 1,331,309.18 and 548,996.98 is: 824,016.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,978.69 : 1,331,309.18 = 548,996.98 : x
  2. Step 2: Convert to fraction form
    886,978.69/1,331,309.18 = 548,996.98/x
  3. Step 3: Cross multiply
    886,978.69x = 1,331,309.18 × 548,996.98
  4. Step 4: Simplify right side
    886,978.69x = 730,884,709,864.75
  5. Step 5: Solve for x
    x = 730,884,709,864.75/886,978.69
  6. Step 6: Final answer
    x = 824,016.09

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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.