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Finding the Fourth Proportional to 1,044.58, 1,566.62 and 304.19

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Solution

The fourth proportional to 1,044.58, 1,566.62 and 304.19 is: 456.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044.58 : 1,566.62 = 304.19 : x
  2. Step 2: Convert to fraction form
    1,044.58/1,566.62 = 304.19/x
  3. Step 3: Cross multiply
    1,044.58x = 1,566.62 × 304.19
  4. Step 4: Simplify right side
    1,044.58x = 476,549.51
  5. Step 5: Solve for x
    x = 476,549.51/1,044.58
  6. Step 6: Final answer
    x = 456.21

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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.