Home / 700,578.68-1,051,015.78-227,227.28

Finding the Fourth Proportional to 700,578.68, 1,051,015.78 and 227,227.28

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Solution

The fourth proportional to 700,578.68, 1,051,015.78 and 227,227.28 is: 340,888.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,578.68 : 1,051,015.78 = 227,227.28 : x
  2. Step 2: Convert to fraction form
    700,578.68/1,051,015.78 = 227,227.28/x
  3. Step 3: Cross multiply
    700,578.68x = 1,051,015.78 × 227,227.28
  4. Step 4: Simplify right side
    700,578.68x = 238,819,456,926.48
  5. Step 5: Solve for x
    x = 238,819,456,926.48/700,578.68
  6. Step 6: Final answer
    x = 340,888.84

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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.