Home / 511,743.19-766,017.41-376,959.22

Finding the Fourth Proportional to 511,743.19, 766,017.41 and 376,959.22

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Solution

The fourth proportional to 511,743.19, 766,017.41 and 376,959.22 is: 564,262.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,743.19 : 766,017.41 = 376,959.22 : x
  2. Step 2: Convert to fraction form
    511,743.19/766,017.41 = 376,959.22/x
  3. Step 3: Cross multiply
    511,743.19x = 766,017.41 × 376,959.22
  4. Step 4: Simplify right side
    511,743.19x = 288,757,321,580.18
  5. Step 5: Solve for x
    x = 288,757,321,580.18/511,743.19
  6. Step 6: Final answer
    x = 564,262.17

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1.5x scale

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.