Home / 464,006.82-640,299.06-272,983.32

Finding the Fourth Proportional to 464,006.82, 640,299.06 and 272,983.32

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Solution

The fourth proportional to 464,006.82, 640,299.06 and 272,983.32 is: 376,699.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,006.82 : 640,299.06 = 272,983.32 : x
  2. Step 2: Convert to fraction form
    464,006.82/640,299.06 = 272,983.32/x
  3. Step 3: Cross multiply
    464,006.82x = 640,299.06 × 272,983.32
  4. Step 4: Simplify right side
    464,006.82x = 174,790,963,191.68
  5. Step 5: Solve for x
    x = 174,790,963,191.68/464,006.82
  6. Step 6: Final answer
    x = 376,699.13

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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.