Home / 797,465.94-1,191,115.34-721,448.25

Finding the Fourth Proportional to 797,465.94, 1,191,115.34 and 721,448.25

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Solution

The fourth proportional to 797,465.94, 1,191,115.34 and 721,448.25 is: 1,077,573.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,465.94 : 1,191,115.34 = 721,448.25 : x
  2. Step 2: Convert to fraction form
    797,465.94/1,191,115.34 = 721,448.25/x
  3. Step 3: Cross multiply
    797,465.94x = 1,191,115.34 × 721,448.25
  4. Step 4: Simplify right side
    797,465.94x = 859,328,073,983.91
  5. Step 5: Solve for x
    x = 859,328,073,983.91/797,465.94
  6. Step 6: Final answer
    x = 1,077,573.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.