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Finding the Fourth Proportional to 476,873.96, 657,923.31 and 295,519.72

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Solution

The fourth proportional to 476,873.96, 657,923.31 and 295,519.72 is: 407,716.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,873.96 : 657,923.31 = 295,519.72 : x
  2. Step 2: Convert to fraction form
    476,873.96/657,923.31 = 295,519.72/x
  3. Step 3: Cross multiply
    476,873.96x = 657,923.31 × 295,519.72
  4. Step 4: Simplify right side
    476,873.96x = 194,429,314,717.09
  5. Step 5: Solve for x
    x = 194,429,314,717.09/476,873.96
  6. Step 6: Final answer
    x = 407,716.35

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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.