Home / 755,586.25-1,133,378.12-518,209.27

Finding the Fourth Proportional to 755,586.25, 1,133,378.12 and 518,209.27

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Solution

The fourth proportional to 755,586.25, 1,133,378.12 and 518,209.27 is: 777,313.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,586.25 : 1,133,378.12 = 518,209.27 : x
  2. Step 2: Convert to fraction form
    755,586.25/1,133,378.12 = 518,209.27/x
  3. Step 3: Cross multiply
    755,586.25x = 1,133,378.12 × 518,209.27
  4. Step 4: Simplify right side
    755,586.25x = 587,327,046,661.25
  5. Step 5: Solve for x
    x = 587,327,046,661.25/755,586.25
  6. Step 6: Final answer
    x = 777,313.04

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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.