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Finding the Fourth Proportional to 433,843.10, 650,108.55 and 366,920.90

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Solution

The fourth proportional to 433,843.10, 650,108.55 and 366,920.90 is: 549,826.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,843.10 : 650,108.55 = 366,920.90 : x
  2. Step 2: Convert to fraction form
    433,843.10/650,108.55 = 366,920.90/x
  3. Step 3: Cross multiply
    433,843.10x = 650,108.55 × 366,920.90
  4. Step 4: Simplify right side
    433,843.10x = 238,538,414,263.70
  5. Step 5: Solve for x
    x = 238,538,414,263.70/433,843.10
  6. Step 6: Final answer
    x = 549,826.46

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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.