Home / 867,522.44-1,197,180.78-485,549.22

Finding the Fourth Proportional to 867,522.44, 1,197,180.78 and 485,549.22

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Solution

The fourth proportional to 867,522.44, 1,197,180.78 and 485,549.22 is: 670,057.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,522.44 : 1,197,180.78 = 485,549.22 : x
  2. Step 2: Convert to fraction form
    867,522.44/1,197,180.78 = 485,549.22/x
  3. Step 3: Cross multiply
    867,522.44x = 1,197,180.78 × 485,549.22
  4. Step 4: Simplify right side
    867,522.44x = 581,290,193,927.99
  5. Step 5: Solve for x
    x = 581,290,193,927.99/867,522.44
  6. Step 6: Final answer
    x = 670,057.82

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.