Home / 347,002.20-519,725.70-284,794.20

Finding the Fourth Proportional to 347,002.20, 519,725.70 and 284,794.20

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Solution

The fourth proportional to 347,002.20, 519,725.70 and 284,794.20 is: 426,553.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,002.20 : 519,725.70 = 284,794.20 : x
  2. Step 2: Convert to fraction form
    347,002.20/519,725.70 = 284,794.20/x
  3. Step 3: Cross multiply
    347,002.20x = 519,725.70 × 284,794.20
  4. Step 4: Simplify right side
    347,002.20x = 148,014,864,950.94
  5. Step 5: Solve for x
    x = 148,014,864,950.94/347,002.20
  6. Step 6: Final answer
    x = 426,553.10

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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.