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Finding the Fourth Proportional to 575.51, 793.44 and 567.77

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Solution

The fourth proportional to 575.51, 793.44 and 567.77 is: 782.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    575.51 : 793.44 = 567.77 : x
  2. Step 2: Convert to fraction form
    575.51/793.44 = 567.77/x
  3. Step 3: Cross multiply
    575.51x = 793.44 × 567.77
  4. Step 4: Simplify right side
    575.51x = 450,487.46
  5. Step 5: Solve for x
    x = 450,487.46/575.51
  6. Step 6: Final answer
    x = 782.77

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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.