Home / 1,309,837.66-1,964,756.50-468,338.38

Finding the Fourth Proportional to 1,309,837.66, 1,964,756.50 and 468,338.38

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Solution

The fourth proportional to 1,309,837.66, 1,964,756.50 and 468,338.38 is: 702,507.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,837.66 : 1,964,756.50 = 468,338.38 : x
  2. Step 2: Convert to fraction form
    1,309,837.66/1,964,756.50 = 468,338.38/x
  3. Step 3: Cross multiply
    1,309,837.66x = 1,964,756.50 × 468,338.38
  4. Step 4: Simplify right side
    1,309,837.66x = 920,170,876,304.47
  5. Step 5: Solve for x
    x = 920,170,876,304.47/1,309,837.66
  6. Step 6: Final answer
    x = 702,507.57

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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.