Home / 1,048.15-1,571.26-500.59

Finding the Fourth Proportional to 1,048.15, 1,571.26 and 500.59

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Solution

The fourth proportional to 1,048.15, 1,571.26 and 500.59 is: 750.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048.15 : 1,571.26 = 500.59 : x
  2. Step 2: Convert to fraction form
    1,048.15/1,571.26 = 500.59/x
  3. Step 3: Cross multiply
    1,048.15x = 1,571.26 × 500.59
  4. Step 4: Simplify right side
    1,048.15x = 786,557.04
  5. Step 5: Solve for x
    x = 786,557.04/1,048.15
  6. Step 6: Final answer
    x = 750.42

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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.