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Finding the Fourth Proportional to 602.01, 830.75 and 368.73

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Solution

The fourth proportional to 602.01, 830.75 and 368.73 is: 508.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    602.01 : 830.75 = 368.73 : x
  2. Step 2: Convert to fraction form
    602.01/830.75 = 368.73/x
  3. Step 3: Cross multiply
    602.01x = 830.75 × 368.73
  4. Step 4: Simplify right side
    602.01x = 306,320.60
  5. Step 5: Solve for x
    x = 306,320.60/602.01
  6. Step 6: Final answer
    x = 508.83

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1.5x scale

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.