Home / 578,914.08-868,713.60-322,962.24

Finding the Fourth Proportional to 578,914.08, 868,713.60 and 322,962.24

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Solution

The fourth proportional to 578,914.08, 868,713.60 and 322,962.24 is: 484,634.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,914.08 : 868,713.60 = 322,962.24 : x
  2. Step 2: Convert to fraction form
    578,914.08/868,713.60 = 322,962.24/x
  3. Step 3: Cross multiply
    578,914.08x = 868,713.60 × 322,962.24
  4. Step 4: Simplify right side
    578,914.08x = 280,561,690,174.46
  5. Step 5: Solve for x
    x = 280,561,690,174.46/578,914.08
  6. Step 6: Final answer
    x = 484,634.42

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1.5x scale

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.