Home / 326,191.04-489,280.38-134,024.61

Finding the Fourth Proportional to 326,191.04, 489,280.38 and 134,024.61

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Solution

The fourth proportional to 326,191.04, 489,280.38 and 134,024.61 is: 201,034.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,191.04 : 489,280.38 = 134,024.61 : x
  2. Step 2: Convert to fraction form
    326,191.04/489,280.38 = 134,024.61/x
  3. Step 3: Cross multiply
    326,191.04x = 489,280.38 × 134,024.61
  4. Step 4: Simplify right side
    326,191.04x = 65,575,612,110.15
  5. Step 5: Solve for x
    x = 65,575,612,110.15/326,191.04
  6. Step 6: Final answer
    x = 201,034.38

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1.5x scale

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.