Home / 1,204,089.20-1,806,133.76-305,535.64

Finding the Fourth Proportional to 1,204,089.20, 1,806,133.76 and 305,535.64

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Solution

The fourth proportional to 1,204,089.20, 1,806,133.76 and 305,535.64 is: 458,303.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,089.20 : 1,806,133.76 = 305,535.64 : x
  2. Step 2: Convert to fraction form
    1,204,089.20/1,806,133.76 = 305,535.64/x
  3. Step 3: Cross multiply
    1,204,089.20x = 1,806,133.76 × 305,535.64
  4. Step 4: Simplify right side
    1,204,089.20x = 551,838,234,287.21
  5. Step 5: Solve for x
    x = 551,838,234,287.21/1,204,089.20
  6. Step 6: Final answer
    x = 458,303.45

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Double scale
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Similar ratio
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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.