Home / 1,072,995.45-1,609,742.31-314,806.29

Finding the Fourth Proportional to 1,072,995.45, 1,609,742.31 and 314,806.29

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Solution

The fourth proportional to 1,072,995.45, 1,609,742.31 and 314,806.29 is: 472,282.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,995.45 : 1,609,742.31 = 314,806.29 : x
  2. Step 2: Convert to fraction form
    1,072,995.45/1,609,742.31 = 314,806.29/x
  3. Step 3: Cross multiply
    1,072,995.45x = 1,609,742.31 × 314,806.29
  4. Step 4: Simplify right side
    1,072,995.45x = 506,757,004,467.13
  5. Step 5: Solve for x
    x = 506,757,004,467.13/1,072,995.45
  6. Step 6: Final answer
    x = 472,282.53

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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.