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Finding the Fourth Proportional to 600,142.34, 828,116.24 and 331,887.62

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Solution

The fourth proportional to 600,142.34, 828,116.24 and 331,887.62 is: 457,960.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,142.34 : 828,116.24 = 331,887.62 : x
  2. Step 2: Convert to fraction form
    600,142.34/828,116.24 = 331,887.62/x
  3. Step 3: Cross multiply
    600,142.34x = 828,116.24 × 331,887.62
  4. Step 4: Simplify right side
    600,142.34x = 274,841,527,976.95
  5. Step 5: Solve for x
    x = 274,841,527,976.95/600,142.34
  6. Step 6: Final answer
    x = 457,960.57

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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.