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Finding the Fourth Proportional to 1,798.69, 2,698.15 and 566.14

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Solution

The fourth proportional to 1,798.69, 2,698.15 and 566.14 is: 849.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798.69 : 2,698.15 = 566.14 : x
  2. Step 2: Convert to fraction form
    1,798.69/2,698.15 = 566.14/x
  3. Step 3: Cross multiply
    1,798.69x = 2,698.15 × 566.14
  4. Step 4: Simplify right side
    1,798.69x = 1,527,530.64
  5. Step 5: Solve for x
    x = 1,527,530.64/1,798.69
  6. Step 6: Final answer
    x = 849.25

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1.5x scale

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.