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Finding the Fourth Proportional to 1,552.97, 2,328.84 and 565.55

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Solution

The fourth proportional to 1,552.97, 2,328.84 and 565.55 is: 848.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552.97 : 2,328.84 = 565.55 : x
  2. Step 2: Convert to fraction form
    1,552.97/2,328.84 = 565.55/x
  3. Step 3: Cross multiply
    1,552.97x = 2,328.84 × 565.55
  4. Step 4: Simplify right side
    1,552.97x = 1,317,075.46
  5. Step 5: Solve for x
    x = 1,317,075.46/1,552.97
  6. Step 6: Final answer
    x = 848.10

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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.