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Finding the Fourth Proportional to 448,937.48, 619,514.32 and 244,983.32

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Solution

The fourth proportional to 448,937.48, 619,514.32 and 244,983.32 is: 338,066.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,937.48 : 619,514.32 = 244,983.32 : x
  2. Step 2: Convert to fraction form
    448,937.48/619,514.32 = 244,983.32/x
  3. Step 3: Cross multiply
    448,937.48x = 619,514.32 × 244,983.32
  4. Step 4: Simplify right side
    448,937.48x = 151,770,674,901.14
  5. Step 5: Solve for x
    x = 151,770,674,901.14/448,937.48
  6. Step 6: Final answer
    x = 338,066.39

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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.