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Finding the Fourth Proportional to 376,073.04, 564,109.77 and 186,664.26

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Solution

The fourth proportional to 376,073.04, 564,109.77 and 186,664.26 is: 279,996.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,073.04 : 564,109.77 = 186,664.26 : x
  2. Step 2: Convert to fraction form
    376,073.04/564,109.77 = 186,664.26/x
  3. Step 3: Cross multiply
    376,073.04x = 564,109.77 × 186,664.26
  4. Step 4: Simplify right side
    376,073.04x = 105,299,132,775.82
  5. Step 5: Solve for x
    x = 105,299,132,775.82/376,073.04
  6. Step 6: Final answer
    x = 279,996.49

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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.