Home / 682,795.20-1,025,359.20-447,182.40

Finding the Fourth Proportional to 682,795.20, 1,025,359.20 and 447,182.40

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Solution

The fourth proportional to 682,795.20, 1,025,359.20 and 447,182.40 is: 671,537.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,795.20 : 1,025,359.20 = 447,182.40 : x
  2. Step 2: Convert to fraction form
    682,795.20/1,025,359.20 = 447,182.40/x
  3. Step 3: Cross multiply
    682,795.20x = 1,025,359.20 × 447,182.40
  4. Step 4: Simplify right side
    682,795.20x = 458,522,587,918.08
  5. Step 5: Solve for x
    x = 458,522,587,918.08/682,795.20
  6. Step 6: Final answer
    x = 671,537.51

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1.5x scale

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.