Home / 784,291.92-1,175,864.40-251,509.68

Finding the Fourth Proportional to 784,291.92, 1,175,864.40 and 251,509.68

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Solution

The fourth proportional to 784,291.92, 1,175,864.40 and 251,509.68 is: 377,080.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,291.92 : 1,175,864.40 = 251,509.68 : x
  2. Step 2: Convert to fraction form
    784,291.92/1,175,864.40 = 251,509.68/x
  3. Step 3: Cross multiply
    784,291.92x = 1,175,864.40 × 251,509.68
  4. Step 4: Simplify right side
    784,291.92x = 295,741,278,967.39
  5. Step 5: Solve for x
    x = 295,741,278,967.39/784,291.92
  6. Step 6: Final answer
    x = 377,080.61

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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.