Home / 1,082,331.50-1,623,040.52-324,280.76

Finding the Fourth Proportional to 1,082,331.50, 1,623,040.52 and 324,280.76

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Solution

The fourth proportional to 1,082,331.50, 1,623,040.52 and 324,280.76 is: 486,284.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,331.50 : 1,623,040.52 = 324,280.76 : x
  2. Step 2: Convert to fraction form
    1,082,331.50/1,623,040.52 = 324,280.76/x
  3. Step 3: Cross multiply
    1,082,331.50x = 1,623,040.52 × 324,280.76
  4. Step 4: Simplify right side
    1,082,331.50x = 526,320,803,599.79
  5. Step 5: Solve for x
    x = 526,320,803,599.79/1,082,331.50
  6. Step 6: Final answer
    x = 486,284.29

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Double scale
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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.