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Finding the Fourth Proportional to 595.44, 821.16 and 503.12

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Solution

The fourth proportional to 595.44, 821.16 and 503.12 is: 693.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.44 : 821.16 = 503.12 : x
  2. Step 2: Convert to fraction form
    595.44/821.16 = 503.12/x
  3. Step 3: Cross multiply
    595.44x = 821.16 × 503.12
  4. Step 4: Simplify right side
    595.44x = 413,142.02
  5. Step 5: Solve for x
    x = 413,142.02/595.44
  6. Step 6: Final answer
    x = 693.84

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Double scale
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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.