Home / 864,563.28-1,193,350.72-502,150.04

Finding the Fourth Proportional to 864,563.28, 1,193,350.72 and 502,150.04

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Solution

The fourth proportional to 864,563.28, 1,193,350.72 and 502,150.04 is: 693,114.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,563.28 : 1,193,350.72 = 502,150.04 : x
  2. Step 2: Convert to fraction form
    864,563.28/1,193,350.72 = 502,150.04/x
  3. Step 3: Cross multiply
    864,563.28x = 1,193,350.72 × 502,150.04
  4. Step 4: Simplify right side
    864,563.28x = 599,241,111,782.03
  5. Step 5: Solve for x
    x = 599,241,111,782.03/864,563.28
  6. Step 6: Final answer
    x = 693,114.23

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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.