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Finding the Fourth Proportional to 451,552.83, 676,000.53 and 301,420.74

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Solution

The fourth proportional to 451,552.83, 676,000.53 and 301,420.74 is: 451,244.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,552.83 : 676,000.53 = 301,420.74 : x
  2. Step 2: Convert to fraction form
    451,552.83/676,000.53 = 301,420.74/x
  3. Step 3: Cross multiply
    451,552.83x = 676,000.53 × 301,420.74
  4. Step 4: Simplify right side
    451,552.83x = 203,760,579,992.99
  5. Step 5: Solve for x
    x = 203,760,579,992.99/451,552.83
  6. Step 6: Final answer
    x = 451,244.17

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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.