Home / 538,794.27-743,569.20-297,076.10

Finding the Fourth Proportional to 538,794.27, 743,569.20 and 297,076.10

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Solution

The fourth proportional to 538,794.27, 743,569.20 and 297,076.10 is: 409,983.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,794.27 : 743,569.20 = 297,076.10 : x
  2. Step 2: Convert to fraction form
    538,794.27/743,569.20 = 297,076.10/x
  3. Step 3: Cross multiply
    538,794.27x = 743,569.20 × 297,076.10
  4. Step 4: Simplify right side
    538,794.27x = 220,896,634,298.27
  5. Step 5: Solve for x
    x = 220,896,634,298.27/538,794.27
  6. Step 6: Final answer
    x = 409,983.27

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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.