Home / 755,570.31-1,133,438.51-376,586.43

Finding the Fourth Proportional to 755,570.31, 1,133,438.51 and 376,586.43

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Solution

The fourth proportional to 755,570.31, 1,133,438.51 and 376,586.43 is: 564,921.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,570.31 : 1,133,438.51 = 376,586.43 : x
  2. Step 2: Convert to fraction form
    755,570.31/1,133,438.51 = 376,586.43/x
  3. Step 3: Cross multiply
    755,570.31x = 1,133,438.51 × 376,586.43
  4. Step 4: Simplify right side
    755,570.31x = 426,837,562,105.42
  5. Step 5: Solve for x
    x = 426,837,562,105.42/755,570.31
  6. Step 6: Final answer
    x = 564,921.04

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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.