Home / 750,076.24-1,124,939.34-217,454.32

Finding the Fourth Proportional to 750,076.24, 1,124,939.34 and 217,454.32

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Solution

The fourth proportional to 750,076.24, 1,124,939.34 and 217,454.32 is: 326,130.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,076.24 : 1,124,939.34 = 217,454.32 : x
  2. Step 2: Convert to fraction form
    750,076.24/1,124,939.34 = 217,454.32/x
  3. Step 3: Cross multiply
    750,076.24x = 1,124,939.34 × 217,454.32
  4. Step 4: Simplify right side
    750,076.24x = 244,622,919,220.95
  5. Step 5: Solve for x
    x = 244,622,919,220.95/750,076.24
  6. Step 6: Final answer
    x = 326,130.74

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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.