Home / 718,254.72-1,077,699.44-376,616.56

Finding the Fourth Proportional to 718,254.72, 1,077,699.44 and 376,616.56

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Solution

The fourth proportional to 718,254.72, 1,077,699.44 and 376,616.56 is: 565,091.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,254.72 : 1,077,699.44 = 376,616.56 : x
  2. Step 2: Convert to fraction form
    718,254.72/1,077,699.44 = 376,616.56/x
  3. Step 3: Cross multiply
    718,254.72x = 1,077,699.44 × 376,616.56
  4. Step 4: Simplify right side
    718,254.72x = 405,879,455,806.73
  5. Step 5: Solve for x
    x = 405,879,455,806.73/718,254.72
  6. Step 6: Final answer
    x = 565,091.25

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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.