Home / 1,072,434.72-1,608,873.66-314,301.05

Finding the Fourth Proportional to 1,072,434.72, 1,608,873.66 and 314,301.05

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Solution

The fourth proportional to 1,072,434.72, 1,608,873.66 and 314,301.05 is: 471,516.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,434.72 : 1,608,873.66 = 314,301.05 : x
  2. Step 2: Convert to fraction form
    1,072,434.72/1,608,873.66 = 314,301.05/x
  3. Step 3: Cross multiply
    1,072,434.72x = 1,608,873.66 × 314,301.05
  4. Step 4: Simplify right side
    1,072,434.72x = 505,670,672,610.98
  5. Step 5: Solve for x
    x = 505,670,672,610.98/1,072,434.72
  6. Step 6: Final answer
    x = 471,516.51

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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.