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Finding the Fourth Proportional to 595.24, 821.07 and 373.79

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Solution

The fourth proportional to 595.24, 821.07 and 373.79 is: 515.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.24 : 821.07 = 373.79 : x
  2. Step 2: Convert to fraction form
    595.24/821.07 = 373.79/x
  3. Step 3: Cross multiply
    595.24x = 821.07 × 373.79
  4. Step 4: Simplify right side
    595.24x = 306,909.81
  5. Step 5: Solve for x
    x = 306,909.81/595.24
  6. Step 6: Final answer
    x = 515.61

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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.