Home / 479,654.96-661,929.22-264,795.16

Finding the Fourth Proportional to 479,654.96, 661,929.22 and 264,795.16

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Solution

The fourth proportional to 479,654.96, 661,929.22 and 264,795.16 is: 365,420.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,654.96 : 661,929.22 = 264,795.16 : x
  2. Step 2: Convert to fraction form
    479,654.96/661,929.22 = 264,795.16/x
  3. Step 3: Cross multiply
    479,654.96x = 661,929.22 × 264,795.16
  4. Step 4: Simplify right side
    479,654.96x = 175,275,653,718.58
  5. Step 5: Solve for x
    x = 175,275,653,718.58/479,654.96
  6. Step 6: Final answer
    x = 365,420.29

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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.