Home / 417,471.86-576,112.28-226,485.25

Finding the Fourth Proportional to 417,471.86, 576,112.28 and 226,485.25

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Solution

The fourth proportional to 417,471.86, 576,112.28 and 226,485.25 is: 312,550.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,471.86 : 576,112.28 = 226,485.25 : x
  2. Step 2: Convert to fraction form
    417,471.86/576,112.28 = 226,485.25/x
  3. Step 3: Cross multiply
    417,471.86x = 576,112.28 × 226,485.25
  4. Step 4: Simplify right side
    417,471.86x = 130,480,935,050.22
  5. Step 5: Solve for x
    x = 130,480,935,050.22/417,471.86
  6. Step 6: Final answer
    x = 312,550.25

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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.