Home / 752,539.42-1,128,328.79-496,076.01

Finding the Fourth Proportional to 752,539.42, 1,128,328.79 and 496,076.01

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Solution

The fourth proportional to 752,539.42, 1,128,328.79 and 496,076.01 is: 743,797.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,539.42 : 1,128,328.79 = 496,076.01 : x
  2. Step 2: Convert to fraction form
    752,539.42/1,128,328.79 = 496,076.01/x
  3. Step 3: Cross multiply
    752,539.42x = 1,128,328.79 × 496,076.01
  4. Step 4: Simplify right side
    752,539.42x = 559,736,837,399.72
  5. Step 5: Solve for x
    x = 559,736,837,399.72/752,539.42
  6. Step 6: Final answer
    x = 743,797.36

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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.