Home / 846,895.20-1,270,149.05-505,435.14

Finding the Fourth Proportional to 846,895.20, 1,270,149.05 and 505,435.14

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Solution

The fourth proportional to 846,895.20, 1,270,149.05 and 505,435.14 is: 758,037.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,895.20 : 1,270,149.05 = 505,435.14 : x
  2. Step 2: Convert to fraction form
    846,895.20/1,270,149.05 = 505,435.14/x
  3. Step 3: Cross multiply
    846,895.20x = 1,270,149.05 × 505,435.14
  4. Step 4: Simplify right side
    846,895.20x = 641,977,964,171.21
  5. Step 5: Solve for x
    x = 641,977,964,171.21/846,895.20
  6. Step 6: Final answer
    x = 758,037.08

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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.