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Finding the Fourth Proportional to 246,651.70, 369,977.55 and 172,002.10

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Solution

The fourth proportional to 246,651.70, 369,977.55 and 172,002.10 is: 258,003.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,651.70 : 369,977.55 = 172,002.10 : x
  2. Step 2: Convert to fraction form
    246,651.70/369,977.55 = 172,002.10/x
  3. Step 3: Cross multiply
    246,651.70x = 369,977.55 × 172,002.10
  4. Step 4: Simplify right side
    246,651.70x = 63,636,915,552.86
  5. Step 5: Solve for x
    x = 63,636,915,552.86/246,651.70
  6. Step 6: Final answer
    x = 258,003.15

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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.