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Finding the Fourth Proportional to 477,101.66, 658,391.73 and 262,241.66

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Solution

The fourth proportional to 477,101.66, 658,391.73 and 262,241.66 is: 361,888.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,101.66 : 658,391.73 = 262,241.66 : x
  2. Step 2: Convert to fraction form
    477,101.66/658,391.73 = 262,241.66/x
  3. Step 3: Cross multiply
    477,101.66x = 658,391.73 × 262,241.66
  4. Step 4: Simplify right side
    477,101.66x = 172,657,736,913.51
  5. Step 5: Solve for x
    x = 172,657,736,913.51/477,101.66
  6. Step 6: Final answer
    x = 361,888.78

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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.