Home / 834,797.68-1,150,742.56-511,909.04

Finding the Fourth Proportional to 834,797.68, 1,150,742.56 and 511,909.04

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Solution

The fourth proportional to 834,797.68, 1,150,742.56 and 511,909.04 is: 705,650.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,797.68 : 1,150,742.56 = 511,909.04 : x
  2. Step 2: Convert to fraction form
    834,797.68/1,150,742.56 = 511,909.04/x
  3. Step 3: Cross multiply
    834,797.68x = 1,150,742.56 × 511,909.04
  4. Step 4: Simplify right side
    834,797.68x = 589,075,519,176.74
  5. Step 5: Solve for x
    x = 589,075,519,176.74/834,797.68
  6. Step 6: Final answer
    x = 705,650.64

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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.