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Finding the Fourth Proportional to 356,752.84, 534,794.46 and 119,929.90

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Solution

The fourth proportional to 356,752.84, 534,794.46 and 119,929.90 is: 179,782.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,752.84 : 534,794.46 = 119,929.90 : x
  2. Step 2: Convert to fraction form
    356,752.84/534,794.46 = 119,929.90/x
  3. Step 3: Cross multiply
    356,752.84x = 534,794.46 × 119,929.90
  4. Step 4: Simplify right side
    356,752.84x = 64,137,846,108.35
  5. Step 5: Solve for x
    x = 64,137,846,108.35/356,752.84
  6. Step 6: Final answer
    x = 179,782.30

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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.