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Finding the Fourth Proportional to 994.83, 1,373.00 and 602.10

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Solution

The fourth proportional to 994.83, 1,373.00 and 602.10 is: 830.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    994.83 : 1,373.00 = 602.10 : x
  2. Step 2: Convert to fraction form
    994.83/1,373.00 = 602.10/x
  3. Step 3: Cross multiply
    994.83x = 1,373.00 × 602.10
  4. Step 4: Simplify right side
    994.83x = 826,680.29
  5. Step 5: Solve for x
    x = 826,680.29/994.83
  6. Step 6: Final answer
    x = 830.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.