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Finding the Fourth Proportional to 306,334.54, 459,502 and 95,988.88

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Solution

The fourth proportional to 306,334.54, 459,502 and 95,988.88 is: 143,983.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,334.54 : 459,502 = 95,988.88 : x
  2. Step 2: Convert to fraction form
    306,334.54/459,502 = 95,988.88/x
  3. Step 3: Cross multiply
    306,334.54x = 459,502 × 95,988.88
  4. Step 4: Simplify right side
    306,334.54x = 44,107,082,337.76
  5. Step 5: Solve for x
    x = 44,107,082,337.76/306,334.54
  6. Step 6: Final answer
    x = 143,983.38

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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.