Home / 872,144.29-1,203,462.75-523,266.18

Finding the Fourth Proportional to 872,144.29, 1,203,462.75 and 523,266.18

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Solution

The fourth proportional to 872,144.29, 1,203,462.75 and 523,266.18 is: 722,049.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,144.29 : 1,203,462.75 = 523,266.18 : x
  2. Step 2: Convert to fraction form
    872,144.29/1,203,462.75 = 523,266.18/x
  3. Step 3: Cross multiply
    872,144.29x = 1,203,462.75 × 523,266.18
  4. Step 4: Simplify right side
    872,144.29x = 629,731,355,964.80
  5. Step 5: Solve for x
    x = 629,731,355,964.80/872,144.29
  6. Step 6: Final answer
    x = 722,049.51

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1.5x scale

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.