Home / 456,914.82-630,875.10-366,766.68

Finding the Fourth Proportional to 456,914.82, 630,875.10 and 366,766.68

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Solution

The fourth proportional to 456,914.82, 630,875.10 and 366,766.68 is: 506,405.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,914.82 : 630,875.10 = 366,766.68 : x
  2. Step 2: Convert to fraction form
    456,914.82/630,875.10 = 366,766.68/x
  3. Step 3: Cross multiply
    456,914.82x = 630,875.10 × 366,766.68
  4. Step 4: Simplify right side
    456,914.82x = 231,383,965,921.67
  5. Step 5: Solve for x
    x = 231,383,965,921.67/456,914.82
  6. Step 6: Final answer
    x = 506,405.04

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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.