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Finding the Fourth Proportional to 503.64, 695.16 and 337.86

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Solution

The fourth proportional to 503.64, 695.16 and 337.86 is: 466.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    503.64 : 695.16 = 337.86 : x
  2. Step 2: Convert to fraction form
    503.64/695.16 = 337.86/x
  3. Step 3: Cross multiply
    503.64x = 695.16 × 337.86
  4. Step 4: Simplify right side
    503.64x = 234,866.76
  5. Step 5: Solve for x
    x = 234,866.76/503.64
  6. Step 6: Final answer
    x = 466.34

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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.