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Finding the Fourth Proportional to 476,773.48, 657,833.97 and 270,043.66

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Solution

The fourth proportional to 476,773.48, 657,833.97 and 270,043.66 is: 372,596.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,773.48 : 657,833.97 = 270,043.66 : x
  2. Step 2: Convert to fraction form
    476,773.48/657,833.97 = 270,043.66/x
  3. Step 3: Cross multiply
    476,773.48x = 657,833.97 × 270,043.66
  4. Step 4: Simplify right side
    476,773.48x = 177,643,892,931.13
  5. Step 5: Solve for x
    x = 177,643,892,931.13/476,773.48
  6. Step 6: Final answer
    x = 372,596.00

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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.