Home / 1,008,889.26-1,392,277.95-556,196.46

Finding the Fourth Proportional to 1,008,889.26, 1,392,277.95 and 556,196.46

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Solution

The fourth proportional to 1,008,889.26, 1,392,277.95 and 556,196.46 is: 767,557.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,889.26 : 1,392,277.95 = 556,196.46 : x
  2. Step 2: Convert to fraction form
    1,008,889.26/1,392,277.95 = 556,196.46/x
  3. Step 3: Cross multiply
    1,008,889.26x = 1,392,277.95 × 556,196.46
  4. Step 4: Simplify right side
    1,008,889.26x = 774,380,067,126.06
  5. Step 5: Solve for x
    x = 774,380,067,126.06/1,008,889.26
  6. Step 6: Final answer
    x = 767,557.05

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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.