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Finding the Fourth Proportional to 326,033.40, 489,050.10 and 101,408.03

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Solution

The fourth proportional to 326,033.40, 489,050.10 and 101,408.03 is: 152,112.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,033.40 : 489,050.10 = 101,408.03 : x
  2. Step 2: Convert to fraction form
    326,033.40/489,050.10 = 101,408.03/x
  3. Step 3: Cross multiply
    326,033.40x = 489,050.10 × 101,408.03
  4. Step 4: Simplify right side
    326,033.40x = 49,593,604,767.05
  5. Step 5: Solve for x
    x = 49,593,604,767.05/326,033.40
  6. Step 6: Final answer
    x = 152,112.04

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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.