Home / 417,040.60-575,517-226,053.12

Finding the Fourth Proportional to 417,040.60, 575,517 and 226,053.12

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Solution

The fourth proportional to 417,040.60, 575,517 and 226,053.12 is: 311,953.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,040.60 : 575,517 = 226,053.12 : x
  2. Step 2: Convert to fraction form
    417,040.60/575,517 = 226,053.12/x
  3. Step 3: Cross multiply
    417,040.60x = 575,517 × 226,053.12
  4. Step 4: Simplify right side
    417,040.60x = 130,097,413,463.04
  5. Step 5: Solve for x
    x = 130,097,413,463.04/417,040.60
  6. Step 6: Final answer
    x = 311,953.83

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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.