Home / 348,829.60-523,244.40-331,626.40

Finding the Fourth Proportional to 348,829.60, 523,244.40 and 331,626.40

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Solution

The fourth proportional to 348,829.60, 523,244.40 and 331,626.40 is: 497,439.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,829.60 : 523,244.40 = 331,626.40 : x
  2. Step 2: Convert to fraction form
    348,829.60/523,244.40 = 331,626.40/x
  3. Step 3: Cross multiply
    348,829.60x = 523,244.40 × 331,626.40
  4. Step 4: Simplify right side
    348,829.60x = 173,521,656,692.16
  5. Step 5: Solve for x
    x = 173,521,656,692.16/348,829.60
  6. Step 6: Final answer
    x = 497,439.60

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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.