Home / 752,733.18-1,127,623.53-436,525.77

Finding the Fourth Proportional to 752,733.18, 1,127,623.53 and 436,525.77

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Solution

The fourth proportional to 752,733.18, 1,127,623.53 and 436,525.77 is: 653,932.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,733.18 : 1,127,623.53 = 436,525.77 : x
  2. Step 2: Convert to fraction form
    752,733.18/1,127,623.53 = 436,525.77/x
  3. Step 3: Cross multiply
    752,733.18x = 1,127,623.53 × 436,525.77
  4. Step 4: Simplify right side
    752,733.18x = 492,236,729,703.37
  5. Step 5: Solve for x
    x = 492,236,729,703.37/752,733.18
  6. Step 6: Final answer
    x = 653,932.55

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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.