Home / 772,110.10-1,158,318.24-239,608.41

Finding the Fourth Proportional to 772,110.10, 1,158,318.24 and 239,608.41

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Solution

The fourth proportional to 772,110.10, 1,158,318.24 and 239,608.41 is: 359,460.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,110.10 : 1,158,318.24 = 239,608.41 : x
  2. Step 2: Convert to fraction form
    772,110.10/1,158,318.24 = 239,608.41/x
  3. Step 3: Cross multiply
    772,110.10x = 1,158,318.24 × 239,608.41
  4. Step 4: Simplify right side
    772,110.10x = 277,542,791,760.40
  5. Step 5: Solve for x
    x = 277,542,791,760.40/772,110.10
  6. Step 6: Final answer
    x = 359,460.12

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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.