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Finding the Fourth Proportional to 477,244.67, 658,580.69 and 262,383.17

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Solution

The fourth proportional to 477,244.67, 658,580.69 and 262,383.17 is: 362,079.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,244.67 : 658,580.69 = 262,383.17 : x
  2. Step 2: Convert to fraction form
    477,244.67/658,580.69 = 262,383.17/x
  3. Step 3: Cross multiply
    477,244.67x = 658,580.69 × 262,383.17
  4. Step 4: Simplify right side
    477,244.67x = 172,800,486,506.04
  5. Step 5: Solve for x
    x = 172,800,486,506.04/477,244.67
  6. Step 6: Final answer
    x = 362,079.45

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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.