Home / 1,008,856.26-1,392,231.03-556,163.46

Finding the Fourth Proportional to 1,008,856.26, 1,392,231.03 and 556,163.46

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Solution

The fourth proportional to 1,008,856.26, 1,392,231.03 and 556,163.46 is: 767,510.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,856.26 : 1,392,231.03 = 556,163.46 : x
  2. Step 2: Convert to fraction form
    1,008,856.26/1,392,231.03 = 556,163.46/x
  3. Step 3: Cross multiply
    1,008,856.26x = 1,392,231.03 × 556,163.46
  4. Step 4: Simplify right side
    1,008,856.26x = 774,308,026,764.16
  5. Step 5: Solve for x
    x = 774,308,026,764.16/1,008,856.26
  6. Step 6: Final answer
    x = 767,510.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.