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Finding the Fourth Proportional to 610,497.32, 842,493.84 and 338,568.98

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Solution

The fourth proportional to 610,497.32, 842,493.84 and 338,568.98 is: 467,229.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,497.32 : 842,493.84 = 338,568.98 : x
  2. Step 2: Convert to fraction form
    610,497.32/842,493.84 = 338,568.98/x
  3. Step 3: Cross multiply
    610,497.32x = 842,493.84 × 338,568.98
  4. Step 4: Simplify right side
    610,497.32x = 285,242,280,065.08
  5. Step 5: Solve for x
    x = 285,242,280,065.08/610,497.32
  6. Step 6: Final answer
    x = 467,229.37

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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.