Home / 763,086.45-1,144,793.70-230,661.30

Finding the Fourth Proportional to 763,086.45, 1,144,793.70 and 230,661.30

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Solution

The fourth proportional to 763,086.45, 1,144,793.70 and 230,661.30 is: 346,041.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,086.45 : 1,144,793.70 = 230,661.30 : x
  2. Step 2: Convert to fraction form
    763,086.45/1,144,793.70 = 230,661.30/x
  3. Step 3: Cross multiply
    763,086.45x = 1,144,793.70 × 230,661.30
  4. Step 4: Simplify right side
    763,086.45x = 264,059,603,073.81
  5. Step 5: Solve for x
    x = 264,059,603,073.81/763,086.45
  6. Step 6: Final answer
    x = 346,041.53

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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.