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Finding the Fourth Proportional to 544,443.13, 751,244.03 and 314,997.67

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Solution

The fourth proportional to 544,443.13, 751,244.03 and 314,997.67 is: 434,646.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,443.13 : 751,244.03 = 314,997.67 : x
  2. Step 2: Convert to fraction form
    544,443.13/751,244.03 = 314,997.67/x
  3. Step 3: Cross multiply
    544,443.13x = 751,244.03 × 314,997.67
  4. Step 4: Simplify right side
    544,443.13x = 236,640,115,295.19
  5. Step 5: Solve for x
    x = 236,640,115,295.19/544,443.13
  6. Step 6: Final answer
    x = 434,646.16

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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.