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Finding the Fourth Proportional to 653,242.34, 901,467.69 and 366,755.78

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Solution

The fourth proportional to 653,242.34, 901,467.69 and 366,755.78 is: 506,119.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,242.34 : 901,467.69 = 366,755.78 : x
  2. Step 2: Convert to fraction form
    653,242.34/901,467.69 = 366,755.78/x
  3. Step 3: Cross multiply
    653,242.34x = 901,467.69 × 366,755.78
  4. Step 4: Simplify right side
    653,242.34x = 330,618,485,790.75
  5. Step 5: Solve for x
    x = 330,618,485,790.75/653,242.34
  6. Step 6: Final answer
    x = 506,119.19

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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.