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Finding the Fourth Proportional to 336,172.92, 463,935.09 and 189,044.10

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Solution

The fourth proportional to 336,172.92, 463,935.09 and 189,044.10 is: 260,890.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,172.92 : 463,935.09 = 189,044.10 : x
  2. Step 2: Convert to fraction form
    336,172.92/463,935.09 = 189,044.10/x
  3. Step 3: Cross multiply
    336,172.92x = 463,935.09 × 189,044.10
  4. Step 4: Simplify right side
    336,172.92x = 87,704,191,547.47
  5. Step 5: Solve for x
    x = 87,704,191,547.47/336,172.92
  6. Step 6: Final answer
    x = 260,890.11

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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.