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Finding the Fourth Proportional to 567,723.49, 850,621.20 and 342,610.87

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Solution

The fourth proportional to 567,723.49, 850,621.20 and 342,610.87 is: 513,334.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,723.49 : 850,621.20 = 342,610.87 : x
  2. Step 2: Convert to fraction form
    567,723.49/850,621.20 = 342,610.87/x
  3. Step 3: Cross multiply
    567,723.49x = 850,621.20 × 342,610.87
  4. Step 4: Simplify right side
    567,723.49x = 291,432,069,372.44
  5. Step 5: Solve for x
    x = 291,432,069,372.44/567,723.49
  6. Step 6: Final answer
    x = 513,334.53

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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.