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Finding the Fourth Proportional to 477,349.07, 658,758.62 and 262,505.48

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Solution

The fourth proportional to 477,349.07, 658,758.62 and 262,505.48 is: 362,266.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,349.07 : 658,758.62 = 262,505.48 : x
  2. Step 2: Convert to fraction form
    477,349.07/658,758.62 = 262,505.48/x
  3. Step 3: Cross multiply
    477,349.07x = 658,758.62 × 262,505.48
  4. Step 4: Simplify right side
    477,349.07x = 172,927,745,109.71
  5. Step 5: Solve for x
    x = 172,927,745,109.71/477,349.07
  6. Step 6: Final answer
    x = 362,266.86

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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.