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Finding the Fourth Proportional to 477,365.32, 658,768.98 and 262,506.97

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Solution

The fourth proportional to 477,365.32, 658,768.98 and 262,506.97 is: 362,262.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,365.32 : 658,768.98 = 262,506.97 : x
  2. Step 2: Convert to fraction form
    477,365.32/658,768.98 = 262,506.97/x
  3. Step 3: Cross multiply
    477,365.32x = 658,768.98 × 262,506.97
  4. Step 4: Simplify right side
    477,365.32x = 172,931,448,869.79
  5. Step 5: Solve for x
    x = 172,931,448,869.79/477,365.32
  6. Step 6: Final answer
    x = 362,262.28

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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.