Home / 1,049.40-1,572.60-501.24

Finding the Fourth Proportional to 1,049.40, 1,572.60 and 501.24

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Solution

The fourth proportional to 1,049.40, 1,572.60 and 501.24 is: 751.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049.40 : 1,572.60 = 501.24 : x
  2. Step 2: Convert to fraction form
    1,049.40/1,572.60 = 501.24/x
  3. Step 3: Cross multiply
    1,049.40x = 1,572.60 × 501.24
  4. Step 4: Simplify right side
    1,049.40x = 788,250.02
  5. Step 5: Solve for x
    x = 788,250.02/1,049.40
  6. Step 6: Final answer
    x = 751.14

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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.