Home / 348,000.20-522,389.10-325,158.20

Finding the Fourth Proportional to 348,000.20, 522,389.10 and 325,158.20

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Solution

The fourth proportional to 348,000.20, 522,389.10 and 325,158.20 is: 488,100.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,000.20 : 522,389.10 = 325,158.20 : x
  2. Step 2: Convert to fraction form
    348,000.20/522,389.10 = 325,158.20/x
  3. Step 3: Cross multiply
    348,000.20x = 522,389.10 × 325,158.20
  4. Step 4: Simplify right side
    348,000.20x = 169,859,099,455.62
  5. Step 5: Solve for x
    x = 169,859,099,455.62/348,000.20
  6. Step 6: Final answer
    x = 488,100.58

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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.