Home / 1,207,523.24-1,811,346.78-308,972.60

Finding the Fourth Proportional to 1,207,523.24, 1,811,346.78 and 308,972.60

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Solution

The fourth proportional to 1,207,523.24, 1,811,346.78 and 308,972.60 is: 463,474.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,523.24 : 1,811,346.78 = 308,972.60 : x
  2. Step 2: Convert to fraction form
    1,207,523.24/1,811,346.78 = 308,972.60/x
  3. Step 3: Cross multiply
    1,207,523.24x = 1,811,346.78 × 308,972.60
  4. Step 4: Simplify right side
    1,207,523.24x = 559,656,524,118.23
  5. Step 5: Solve for x
    x = 559,656,524,118.23/1,207,523.24
  6. Step 6: Final answer
    x = 463,474.74

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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.