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Finding the Fourth Proportional to 566.61, 780.95 and 467.33

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Solution

The fourth proportional to 566.61, 780.95 and 467.33 is: 644.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.61 : 780.95 = 467.33 : x
  2. Step 2: Convert to fraction form
    566.61/780.95 = 467.33/x
  3. Step 3: Cross multiply
    566.61x = 780.95 × 467.33
  4. Step 4: Simplify right side
    566.61x = 364,955.12
  5. Step 5: Solve for x
    x = 364,955.12/566.61
  6. Step 6: Final answer
    x = 644.10

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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.