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Finding the Fourth Proportional to 298,876.17, 448,226.78 and 246,154.89

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Solution

The fourth proportional to 298,876.17, 448,226.78 and 246,154.89 is: 369,160.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,876.17 : 448,226.78 = 246,154.89 : x
  2. Step 2: Convert to fraction form
    298,876.17/448,226.78 = 246,154.89/x
  3. Step 3: Cross multiply
    298,876.17x = 448,226.78 × 246,154.89
  4. Step 4: Simplify right side
    298,876.17x = 110,333,212,495.18
  5. Step 5: Solve for x
    x = 110,333,212,495.18/298,876.17
  6. Step 6: Final answer
    x = 369,160.29

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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.