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Finding the Fourth Proportional to 348,166.31, 522,249.47 and 229,809.98

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Solution

The fourth proportional to 348,166.31, 522,249.47 and 229,809.98 is: 344,714.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,166.31 : 522,249.47 = 229,809.98 : x
  2. Step 2: Convert to fraction form
    348,166.31/522,249.47 = 229,809.98/x
  3. Step 3: Cross multiply
    348,166.31x = 522,249.47 × 229,809.98
  4. Step 4: Simplify right side
    348,166.31x = 120,018,138,218.99
  5. Step 5: Solve for x
    x = 120,018,138,218.99/348,166.31
  6. Step 6: Final answer
    x = 344,714.96

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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.