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Finding the Fourth Proportional to 433,411.89, 598,158.92 and 252,131.46

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Solution

The fourth proportional to 433,411.89, 598,158.92 and 252,131.46 is: 347,970.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,411.89 : 598,158.92 = 252,131.46 : x
  2. Step 2: Convert to fraction form
    433,411.89/598,158.92 = 252,131.46/x
  3. Step 3: Cross multiply
    433,411.89x = 598,158.92 × 252,131.46
  4. Step 4: Simplify right side
    433,411.89x = 150,814,682,441.95
  5. Step 5: Solve for x
    x = 150,814,682,441.95/433,411.89
  6. Step 6: Final answer
    x = 347,970.80

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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.