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Finding the Fourth Proportional to 453,745.10, 680,617.65 and 295,114.70

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Solution

The fourth proportional to 453,745.10, 680,617.65 and 295,114.70 is: 442,672.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,745.10 : 680,617.65 = 295,114.70 : x
  2. Step 2: Convert to fraction form
    453,745.10/680,617.65 = 295,114.70/x
  3. Step 3: Cross multiply
    453,745.10x = 680,617.65 × 295,114.70
  4. Step 4: Simplify right side
    453,745.10x = 200,860,273,594.46
  5. Step 5: Solve for x
    x = 200,860,273,594.46/453,745.10
  6. Step 6: Final answer
    x = 442,672.05

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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.