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Finding the Fourth Proportional to 962.98, 1,444.54 and 552.32

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Solution

The fourth proportional to 962.98, 1,444.54 and 552.32 is: 828.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    962.98 : 1,444.54 = 552.32 : x
  2. Step 2: Convert to fraction form
    962.98/1,444.54 = 552.32/x
  3. Step 3: Cross multiply
    962.98x = 1,444.54 × 552.32
  4. Step 4: Simplify right side
    962.98x = 797,848.33
  5. Step 5: Solve for x
    x = 797,848.33/962.98
  6. Step 6: Final answer
    x = 828.52

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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.