Home / 794.24-1,190.08-577.28

Finding the Fourth Proportional to 794.24, 1,190.08 and 577.28

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Solution

The fourth proportional to 794.24, 1,190.08 and 577.28 is: 864.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    794.24 : 1,190.08 = 577.28 : x
  2. Step 2: Convert to fraction form
    794.24/1,190.08 = 577.28/x
  3. Step 3: Cross multiply
    794.24x = 1,190.08 × 577.28
  4. Step 4: Simplify right side
    794.24x = 687,009.38
  5. Step 5: Solve for x
    x = 687,009.38/794.24
  6. Step 6: Final answer
    x = 864.99

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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.