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Finding the Fourth Proportional to 1,094.03, 1,641.36 and 632.14

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Solution

The fourth proportional to 1,094.03, 1,641.36 and 632.14 is: 948.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094.03 : 1,641.36 = 632.14 : x
  2. Step 2: Convert to fraction form
    1,094.03/1,641.36 = 632.14/x
  3. Step 3: Cross multiply
    1,094.03x = 1,641.36 × 632.14
  4. Step 4: Simplify right side
    1,094.03x = 1,037,569.31
  5. Step 5: Solve for x
    x = 1,037,569.31/1,094.03
  6. Step 6: Final answer
    x = 948.39

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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.