Home / 1,161,280.20-1,741,242.33-450,477.66

Finding the Fourth Proportional to 1,161,280.20, 1,741,242.33 and 450,477.66

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Solution

The fourth proportional to 1,161,280.20, 1,741,242.33 and 450,477.66 is: 675,453.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,280.20 : 1,741,242.33 = 450,477.66 : x
  2. Step 2: Convert to fraction form
    1,161,280.20/1,741,242.33 = 450,477.66/x
  3. Step 3: Cross multiply
    1,161,280.20x = 1,741,242.33 × 450,477.66
  4. Step 4: Simplify right side
    1,161,280.20x = 784,390,770,311.35
  5. Step 5: Solve for x
    x = 784,390,770,311.35/1,161,280.20
  6. Step 6: Final answer
    x = 675,453.50

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Double scale
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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.