Home / 806,766.15-1,210,280.68-238,204.73

Finding the Fourth Proportional to 806,766.15, 1,210,280.68 and 238,204.73

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Solution

The fourth proportional to 806,766.15, 1,210,280.68 and 238,204.73 is: 357,345.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,766.15 : 1,210,280.68 = 238,204.73 : x
  2. Step 2: Convert to fraction form
    806,766.15/1,210,280.68 = 238,204.73/x
  3. Step 3: Cross multiply
    806,766.15x = 1,210,280.68 × 238,204.73
  4. Step 4: Simplify right side
    806,766.15x = 288,294,576,552.21
  5. Step 5: Solve for x
    x = 288,294,576,552.21/806,766.15
  6. Step 6: Final answer
    x = 357,345.90

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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.