Home / 1,150,225.38-1,724,512.95-439,654.50

Finding the Fourth Proportional to 1,150,225.38, 1,724,512.95 and 439,654.50

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Solution

The fourth proportional to 1,150,225.38, 1,724,512.95 and 439,654.50 is: 659,166.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,225.38 : 1,724,512.95 = 439,654.50 : x
  2. Step 2: Convert to fraction form
    1,150,225.38/1,724,512.95 = 439,654.50/x
  3. Step 3: Cross multiply
    1,150,225.38x = 1,724,512.95 × 439,654.50
  4. Step 4: Simplify right side
    1,150,225.38x = 758,189,878,775.78
  5. Step 5: Solve for x
    x = 758,189,878,775.78/1,150,225.38
  6. Step 6: Final answer
    x = 659,166.36

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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.