Home / 755,569.31-1,133,437.01-376,585.43

Finding the Fourth Proportional to 755,569.31, 1,133,437.01 and 376,585.43

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Solution

The fourth proportional to 755,569.31, 1,133,437.01 and 376,585.43 is: 564,919.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,569.31 : 1,133,437.01 = 376,585.43 : x
  2. Step 2: Convert to fraction form
    755,569.31/1,133,437.01 = 376,585.43/x
  3. Step 3: Cross multiply
    755,569.31x = 1,133,437.01 × 376,585.43
  4. Step 4: Simplify right side
    755,569.31x = 426,835,856,238.65
  5. Step 5: Solve for x
    x = 426,835,856,238.65/755,569.31
  6. Step 6: Final answer
    x = 564,919.53

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Double scale
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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.