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Finding the Fourth Proportional to 569.36, 786.28 and 537.04

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Solution

The fourth proportional to 569.36, 786.28 and 537.04 is: 741.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    569.36 : 786.28 = 537.04 : x
  2. Step 2: Convert to fraction form
    569.36/786.28 = 537.04/x
  3. Step 3: Cross multiply
    569.36x = 786.28 × 537.04
  4. Step 4: Simplify right side
    569.36x = 422,263.81
  5. Step 5: Solve for x
    x = 422,263.81/569.36
  6. Step 6: Final answer
    x = 741.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.