Home / 763,039.52-1,144,567.20-230,564.96

Finding the Fourth Proportional to 763,039.52, 1,144,567.20 and 230,564.96

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Solution

The fourth proportional to 763,039.52, 1,144,567.20 and 230,564.96 is: 345,849.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,039.52 : 1,144,567.20 = 230,564.96 : x
  2. Step 2: Convert to fraction form
    763,039.52/1,144,567.20 = 230,564.96/x
  3. Step 3: Cross multiply
    763,039.52x = 1,144,567.20 × 230,564.96
  4. Step 4: Simplify right side
    763,039.52x = 263,897,090,685.31
  5. Step 5: Solve for x
    x = 263,897,090,685.31/763,039.52
  6. Step 6: Final answer
    x = 345,849.83

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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.