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Finding the Fourth Proportional to 893.04, 1,341 and 702.24

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Solution

The fourth proportional to 893.04, 1,341 and 702.24 is: 1,054.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    893.04 : 1,341 = 702.24 : x
  2. Step 2: Convert to fraction form
    893.04/1,341 = 702.24/x
  3. Step 3: Cross multiply
    893.04x = 1,341 × 702.24
  4. Step 4: Simplify right side
    893.04x = 941,703.84
  5. Step 5: Solve for x
    x = 941,703.84/893.04
  6. Step 6: Final answer
    x = 1,054.49

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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.