Home / 752,088-1,037,881.44-412,557.06

Finding the Fourth Proportional to 752,088, 1,037,881.44 and 412,557.06

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Solution

The fourth proportional to 752,088, 1,037,881.44 and 412,557.06 is: 569,328.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,088 : 1,037,881.44 = 412,557.06 : x
  2. Step 2: Convert to fraction form
    752,088/1,037,881.44 = 412,557.06/x
  3. Step 3: Cross multiply
    752,088x = 1,037,881.44 × 412,557.06
  4. Step 4: Simplify right side
    752,088x = 428,185,315,514.97
  5. Step 5: Solve for x
    x = 428,185,315,514.97/752,088
  6. Step 6: Final answer
    x = 569,328.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.