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Finding the Fourth Proportional to 660.04, 984.23 and 569.32

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Solution

The fourth proportional to 660.04, 984.23 and 569.32 is: 848.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    660.04 : 984.23 = 569.32 : x
  2. Step 2: Convert to fraction form
    660.04/984.23 = 569.32/x
  3. Step 3: Cross multiply
    660.04x = 984.23 × 569.32
  4. Step 4: Simplify right side
    660.04x = 560,341.82
  5. Step 5: Solve for x
    x = 560,341.82/660.04
  6. Step 6: Final answer
    x = 848.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.