Home / 326,051.10-489,076.65-201,635.10

Finding the Fourth Proportional to 326,051.10, 489,076.65 and 201,635.10

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Solution

The fourth proportional to 326,051.10, 489,076.65 and 201,635.10 is: 302,452.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,051.10 : 489,076.65 = 201,635.10 : x
  2. Step 2: Convert to fraction form
    326,051.10/489,076.65 = 201,635.10/x
  3. Step 3: Cross multiply
    326,051.10x = 489,076.65 × 201,635.10
  4. Step 4: Simplify right side
    326,051.10x = 98,615,019,230.42
  5. Step 5: Solve for x
    x = 98,615,019,230.42/326,051.10
  6. Step 6: Final answer
    x = 302,452.65

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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.