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Finding the Fourth Proportional to 306,575.46, 459,932.37 and 93,362.46

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Solution

The fourth proportional to 306,575.46, 459,932.37 and 93,362.46 is: 140,064.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,575.46 : 459,932.37 = 93,362.46 : x
  2. Step 2: Convert to fraction form
    306,575.46/459,932.37 = 93,362.46/x
  3. Step 3: Cross multiply
    306,575.46x = 459,932.37 × 93,362.46
  4. Step 4: Simplify right side
    306,575.46x = 42,940,417,496.83
  5. Step 5: Solve for x
    x = 42,940,417,496.83/306,575.46
  6. Step 6: Final answer
    x = 140,064.76

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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.