Home / 417,698.02-576,423.78-226,711.46

Finding the Fourth Proportional to 417,698.02, 576,423.78 and 226,711.46

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Solution

The fourth proportional to 417,698.02, 576,423.78 and 226,711.46 is: 312,862.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,698.02 : 576,423.78 = 226,711.46 : x
  2. Step 2: Convert to fraction form
    417,698.02/576,423.78 = 226,711.46/x
  3. Step 3: Cross multiply
    417,698.02x = 576,423.78 × 226,711.46
  4. Step 4: Simplify right side
    417,698.02x = 130,681,876,742.52
  5. Step 5: Solve for x
    x = 130,681,876,742.52/417,698.02
  6. Step 6: Final answer
    x = 312,862.09

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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.