Home / 548,110.80-822,166.20-358,875.60

Finding the Fourth Proportional to 548,110.80, 822,166.20 and 358,875.60

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Solution

The fourth proportional to 548,110.80, 822,166.20 and 358,875.60 is: 538,313.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,110.80 : 822,166.20 = 358,875.60 : x
  2. Step 2: Convert to fraction form
    548,110.80/822,166.20 = 358,875.60/x
  3. Step 3: Cross multiply
    548,110.80x = 822,166.20 × 358,875.60
  4. Step 4: Simplify right side
    548,110.80x = 295,055,388,324.72
  5. Step 5: Solve for x
    x = 295,055,388,324.72/548,110.80
  6. Step 6: Final answer
    x = 538,313.40

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Similar ratio
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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.