Home / 595.24-821.20-359.12

Finding the Fourth Proportional to 595.24, 821.20 and 359.12

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Solution

The fourth proportional to 595.24, 821.20 and 359.12 is: 495.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.24 : 821.20 = 359.12 : x
  2. Step 2: Convert to fraction form
    595.24/821.20 = 359.12/x
  3. Step 3: Cross multiply
    595.24x = 821.20 × 359.12
  4. Step 4: Simplify right side
    595.24x = 294,909.34
  5. Step 5: Solve for x
    x = 294,909.34/595.24
  6. Step 6: Final answer
    x = 495.45

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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.