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Finding the Fourth Proportional to 1,666.17, 2,496.52 and 569.94

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Solution

The fourth proportional to 1,666.17, 2,496.52 and 569.94 is: 853.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666.17 : 2,496.52 = 569.94 : x
  2. Step 2: Convert to fraction form
    1,666.17/2,496.52 = 569.94/x
  3. Step 3: Cross multiply
    1,666.17x = 2,496.52 × 569.94
  4. Step 4: Simplify right side
    1,666.17x = 1,422,851.28
  5. Step 5: Solve for x
    x = 1,422,851.28/1,666.17
  6. Step 6: Final answer
    x = 853.97

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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.