Home / 763,933.54-1,145,913.98-231,454.63

Finding the Fourth Proportional to 763,933.54, 1,145,913.98 and 231,454.63

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Solution

The fourth proportional to 763,933.54, 1,145,913.98 and 231,454.63 is: 347,186.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,933.54 : 1,145,913.98 = 231,454.63 : x
  2. Step 2: Convert to fraction form
    763,933.54/1,145,913.98 = 231,454.63/x
  3. Step 3: Cross multiply
    763,933.54x = 1,145,913.98 × 231,454.63
  4. Step 4: Simplify right side
    763,933.54x = 265,227,096,252.73
  5. Step 5: Solve for x
    x = 265,227,096,252.73/763,933.54
  6. Step 6: Final answer
    x = 347,186.09

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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.