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Finding the Fourth Proportional to 469,850.14, 648,383.98 and 265,897.28

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Solution

The fourth proportional to 469,850.14, 648,383.98 and 265,897.28 is: 366,933.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,850.14 : 648,383.98 = 265,897.28 : x
  2. Step 2: Convert to fraction form
    469,850.14/648,383.98 = 265,897.28/x
  3. Step 3: Cross multiply
    469,850.14x = 648,383.98 × 265,897.28
  4. Step 4: Simplify right side
    469,850.14x = 172,403,536,677.57
  5. Step 5: Solve for x
    x = 172,403,536,677.57/469,850.14
  6. Step 6: Final answer
    x = 366,933.03

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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.