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Finding the Fourth Proportional to 1,104.02, 1,654.65 and 556.34

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Solution

The fourth proportional to 1,104.02, 1,654.65 and 556.34 is: 833.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104.02 : 1,654.65 = 556.34 : x
  2. Step 2: Convert to fraction form
    1,104.02/1,654.65 = 556.34/x
  3. Step 3: Cross multiply
    1,104.02x = 1,654.65 × 556.34
  4. Step 4: Simplify right side
    1,104.02x = 920,547.98
  5. Step 5: Solve for x
    x = 920,547.98/1,104.02
  6. Step 6: Final answer
    x = 833.81

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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.