Home / 738,097.92-1,018,578.24-415,811.88

Finding the Fourth Proportional to 738,097.92, 1,018,578.24 and 415,811.88

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Solution

The fourth proportional to 738,097.92, 1,018,578.24 and 415,811.88 is: 573,822.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,097.92 : 1,018,578.24 = 415,811.88 : x
  2. Step 2: Convert to fraction form
    738,097.92/1,018,578.24 = 415,811.88/x
  3. Step 3: Cross multiply
    738,097.92x = 1,018,578.24 × 415,811.88
  4. Step 4: Simplify right side
    738,097.92x = 423,536,932,901.49
  5. Step 5: Solve for x
    x = 423,536,932,901.49/738,097.92
  6. Step 6: Final answer
    x = 573,822.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.