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Finding the Fourth Proportional to 370.93, 558.36 and 337.45

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Solution

The fourth proportional to 370.93, 558.36 and 337.45 is: 507.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    370.93 : 558.36 = 337.45 : x
  2. Step 2: Convert to fraction form
    370.93/558.36 = 337.45/x
  3. Step 3: Cross multiply
    370.93x = 558.36 × 337.45
  4. Step 4: Simplify right side
    370.93x = 188,417.19
  5. Step 5: Solve for x
    x = 188,417.19/370.93
  6. Step 6: Final answer
    x = 507.96

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.