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Finding the Fourth Proportional to 433,874.16, 650,562.04 and 231,220.76

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Solution

The fourth proportional to 433,874.16, 650,562.04 and 231,220.76 is: 346,698.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,874.16 : 650,562.04 = 231,220.76 : x
  2. Step 2: Convert to fraction form
    433,874.16/650,562.04 = 231,220.76/x
  3. Step 3: Cross multiply
    433,874.16x = 650,562.04 × 231,220.76
  4. Step 4: Simplify right side
    433,874.16x = 150,423,449,315.95
  5. Step 5: Solve for x
    x = 150,423,449,315.95/433,874.16
  6. Step 6: Final answer
    x = 346,698.34

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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.