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Finding the Fourth Proportional to 477,213.51, 658,537.85 and 262,352.00

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Solution

The fourth proportional to 477,213.51, 658,537.85 and 262,352.00 is: 362,036.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,213.51 : 658,537.85 = 262,352.00 : x
  2. Step 2: Convert to fraction form
    477,213.51/658,537.85 = 262,352.00/x
  3. Step 3: Cross multiply
    477,213.51x = 658,537.85 × 262,352.00
  4. Step 4: Simplify right side
    477,213.51x = 172,768,717,418.75
  5. Step 5: Solve for x
    x = 172,768,717,418.75/477,213.51
  6. Step 6: Final answer
    x = 362,036.52

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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.