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Finding the Fourth Proportional to 477,398.26, 658,796.46 and 262,538.32

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Solution

The fourth proportional to 477,398.26, 658,796.46 and 262,538.32 is: 362,295.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,398.26 : 658,796.46 = 262,538.32 : x
  2. Step 2: Convert to fraction form
    477,398.26/658,796.46 = 262,538.32/x
  3. Step 3: Cross multiply
    477,398.26x = 658,796.46 × 262,538.32
  4. Step 4: Simplify right side
    477,398.26x = 172,959,315,830.35
  5. Step 5: Solve for x
    x = 172,959,315,830.35/477,398.26
  6. Step 6: Final answer
    x = 362,295.66

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1.5x scale

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.