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Finding the Fourth Proportional to 504,639.51, 756,102.33 and 304,539.39

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Solution

The fourth proportional to 504,639.51, 756,102.33 and 304,539.39 is: 456,291.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,639.51 : 756,102.33 = 304,539.39 : x
  2. Step 2: Convert to fraction form
    504,639.51/756,102.33 = 304,539.39/x
  3. Step 3: Cross multiply
    504,639.51x = 756,102.33 × 304,539.39
  4. Step 4: Simplify right side
    504,639.51x = 230,262,942,355.78
  5. Step 5: Solve for x
    x = 230,262,942,355.78/504,639.51
  6. Step 6: Final answer
    x = 456,291.94

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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.