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Finding the Fourth Proportional to 401,308.16, 601,557.84 and 251,654.24

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Solution

The fourth proportional to 401,308.16, 601,557.84 and 251,654.24 is: 377,227.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,308.16 : 601,557.84 = 251,654.24 : x
  2. Step 2: Convert to fraction form
    401,308.16/601,557.84 = 251,654.24/x
  3. Step 3: Cross multiply
    401,308.16x = 601,557.84 × 251,654.24
  4. Step 4: Simplify right side
    401,308.16x = 151,384,581,041.24
  5. Step 5: Solve for x
    x = 151,384,581,041.24/401,308.16
  6. Step 6: Final answer
    x = 377,227.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.