Home / 849,934.96-1,275,345.31-376,509.60

Finding the Fourth Proportional to 849,934.96, 1,275,345.31 and 376,509.60

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Solution

The fourth proportional to 849,934.96, 1,275,345.31 and 376,509.60 is: 564,960.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,934.96 : 1,275,345.31 = 376,509.60 : x
  2. Step 2: Convert to fraction form
    849,934.96/1,275,345.31 = 376,509.60/x
  3. Step 3: Cross multiply
    849,934.96x = 1,275,345.31 × 376,509.60
  4. Step 4: Simplify right side
    849,934.96x = 480,179,752,529.98
  5. Step 5: Solve for x
    x = 480,179,752,529.98/849,934.96
  6. Step 6: Final answer
    x = 564,960.59

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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.