Home / 849,882.20-1,274,823.30-475,856.60

Finding the Fourth Proportional to 849,882.20, 1,274,823.30 and 475,856.60

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Solution

The fourth proportional to 849,882.20, 1,274,823.30 and 475,856.60 is: 713,784.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,882.20 : 1,274,823.30 = 475,856.60 : x
  2. Step 2: Convert to fraction form
    849,882.20/1,274,823.30 = 475,856.60/x
  3. Step 3: Cross multiply
    849,882.20x = 1,274,823.30 × 475,856.60
  4. Step 4: Simplify right side
    849,882.20x = 606,633,081,138.78
  5. Step 5: Solve for x
    x = 606,633,081,138.78/849,882.20
  6. Step 6: Final answer
    x = 713,784.90

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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.