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Finding the Fourth Proportional to 477,336.33, 658,701.59 and 262,485.45

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Solution

The fourth proportional to 477,336.33, 658,701.59 and 262,485.45 is: 362,217.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,336.33 : 658,701.59 = 262,485.45 : x
  2. Step 2: Convert to fraction form
    477,336.33/658,701.59 = 262,485.45/x
  3. Step 3: Cross multiply
    477,336.33x = 658,701.59 × 262,485.45
  4. Step 4: Simplify right side
    477,336.33x = 172,899,581,954.44
  5. Step 5: Solve for x
    x = 172,899,581,954.44/477,336.33
  6. Step 6: Final answer
    x = 362,217.52

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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.