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Finding the Fourth Proportional to 313.02, 469.01 and 235.59

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Solution

The fourth proportional to 313.02, 469.01 and 235.59 is: 352.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    313.02 : 469.01 = 235.59 : x
  2. Step 2: Convert to fraction form
    313.02/469.01 = 235.59/x
  3. Step 3: Cross multiply
    313.02x = 469.01 × 235.59
  4. Step 4: Simplify right side
    313.02x = 110,492.89
  5. Step 5: Solve for x
    x = 110,492.89/313.02
  6. Step 6: Final answer
    x = 352.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.