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Finding the Fourth Proportional to 604,568.40, 906,593.40 and 304,933.20

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Solution

The fourth proportional to 604,568.40, 906,593.40 and 304,933.20 is: 457,269.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,568.40 : 906,593.40 = 304,933.20 : x
  2. Step 2: Convert to fraction form
    604,568.40/906,593.40 = 304,933.20/x
  3. Step 3: Cross multiply
    604,568.40x = 906,593.40 × 304,933.20
  4. Step 4: Simplify right side
    604,568.40x = 276,450,426,560.88
  5. Step 5: Solve for x
    x = 276,450,426,560.88/604,568.40
  6. Step 6: Final answer
    x = 457,269.06

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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.