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Finding the Fourth Proportional to 446,299.65, 615,892.82 and 245,095.65

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Solution

The fourth proportional to 446,299.65, 615,892.82 and 245,095.65 is: 338,231.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,299.65 : 615,892.82 = 245,095.65 : x
  2. Step 2: Convert to fraction form
    446,299.65/615,892.82 = 245,095.65/x
  3. Step 3: Cross multiply
    446,299.65x = 615,892.82 × 245,095.65
  4. Step 4: Simplify right side
    446,299.65x = 150,952,649,822.76
  5. Step 5: Solve for x
    x = 150,952,649,822.76/446,299.65
  6. Step 6: Final answer
    x = 338,231.61

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1.5x scale

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.