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Finding the Fourth Proportional to 399,994.86, 600,159.04 and 175,516.64

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Solution

The fourth proportional to 399,994.86, 600,159.04 and 175,516.64 is: 263,348.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,994.86 : 600,159.04 = 175,516.64 : x
  2. Step 2: Convert to fraction form
    399,994.86/600,159.04 = 175,516.64/x
  3. Step 3: Cross multiply
    399,994.86x = 600,159.04 × 175,516.64
  4. Step 4: Simplify right side
    399,994.86x = 105,337,898,166.43
  5. Step 5: Solve for x
    x = 105,337,898,166.43/399,994.86
  6. Step 6: Final answer
    x = 263,348.13

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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.