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Finding the Fourth Proportional to 602,226.47, 903,422.33 and 349,625.54

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Solution

The fourth proportional to 602,226.47, 903,422.33 and 349,625.54 is: 524,486.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,226.47 : 903,422.33 = 349,625.54 : x
  2. Step 2: Convert to fraction form
    602,226.47/903,422.33 = 349,625.54/x
  3. Step 3: Cross multiply
    602,226.47x = 903,422.33 × 349,625.54
  4. Step 4: Simplify right side
    602,226.47x = 315,859,519,974.31
  5. Step 5: Solve for x
    x = 315,859,519,974.31/602,226.47
  6. Step 6: Final answer
    x = 524,486.28

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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.