Home / 733,807.20-1,100,905.20-260,443.20

Finding the Fourth Proportional to 733,807.20, 1,100,905.20 and 260,443.20

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Solution

The fourth proportional to 733,807.20, 1,100,905.20 and 260,443.20 is: 390,733.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,807.20 : 1,100,905.20 = 260,443.20 : x
  2. Step 2: Convert to fraction form
    733,807.20/1,100,905.20 = 260,443.20/x
  3. Step 3: Cross multiply
    733,807.20x = 1,100,905.20 × 260,443.20
  4. Step 4: Simplify right side
    733,807.20x = 286,723,273,184.64
  5. Step 5: Solve for x
    x = 286,723,273,184.64/733,807.20
  6. Step 6: Final answer
    x = 390,733.80

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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.