Home / 778,181.31-1,074,296.12-552,366.27

Finding the Fourth Proportional to 778,181.31, 1,074,296.12 and 552,366.27

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Solution

The fourth proportional to 778,181.31, 1,074,296.12 and 552,366.27 is: 762,553.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,181.31 : 1,074,296.12 = 552,366.27 : x
  2. Step 2: Convert to fraction form
    778,181.31/1,074,296.12 = 552,366.27/x
  3. Step 3: Cross multiply
    778,181.31x = 1,074,296.12 × 552,366.27
  4. Step 4: Simplify right side
    778,181.31x = 593,404,937,918.04
  5. Step 5: Solve for x
    x = 593,404,937,918.04/778,181.31
  6. Step 6: Final answer
    x = 762,553.57

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1.5x scale

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.