Home / 752,254.75-1,128,378.20-183,638.85

Finding the Fourth Proportional to 752,254.75, 1,128,378.20 and 183,638.85

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Solution

The fourth proportional to 752,254.75, 1,128,378.20 and 183,638.85 is: 275,457.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,254.75 : 1,128,378.20 = 183,638.85 : x
  2. Step 2: Convert to fraction form
    752,254.75/1,128,378.20 = 183,638.85/x
  3. Step 3: Cross multiply
    752,254.75x = 1,128,378.20 × 183,638.85
  4. Step 4: Simplify right side
    752,254.75x = 207,214,069,863.46
  5. Step 5: Solve for x
    x = 207,214,069,863.46/752,254.75
  6. Step 6: Final answer
    x = 275,457.31

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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.