Home / 417,257.15-575,815.02-226,270.49

Finding the Fourth Proportional to 417,257.15, 575,815.02 and 226,270.49

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Solution

The fourth proportional to 417,257.15, 575,815.02 and 226,270.49 is: 312,253.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,257.15 : 575,815.02 = 226,270.49 : x
  2. Step 2: Convert to fraction form
    417,257.15/575,815.02 = 226,270.49/x
  3. Step 3: Cross multiply
    417,257.15x = 575,815.02 × 226,270.49
  4. Step 4: Simplify right side
    417,257.15x = 130,289,946,724.76
  5. Step 5: Solve for x
    x = 130,289,946,724.76/417,257.15
  6. Step 6: Final answer
    x = 312,253.36

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1.5x scale

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.