Home / 1,085,114.87-1,627,655.33-264,462.86

Finding the Fourth Proportional to 1,085,114.87, 1,627,655.33 and 264,462.86

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Solution

The fourth proportional to 1,085,114.87, 1,627,655.33 and 264,462.86 is: 396,690.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,114.87 : 1,627,655.33 = 264,462.86 : x
  2. Step 2: Convert to fraction form
    1,085,114.87/1,627,655.33 = 264,462.86/x
  3. Step 3: Cross multiply
    1,085,114.87x = 1,627,655.33 × 264,462.86
  4. Step 4: Simplify right side
    1,085,114.87x = 430,454,374,205.45
  5. Step 5: Solve for x
    x = 430,454,374,205.45/1,085,114.87
  6. Step 6: Final answer
    x = 396,690.15

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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.