Home / 417,695.20-576,420.03-226,708.67

Finding the Fourth Proportional to 417,695.20, 576,420.03 and 226,708.67

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Solution

The fourth proportional to 417,695.20, 576,420.03 and 226,708.67 is: 312,858.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,695.20 : 576,420.03 = 226,708.67 : x
  2. Step 2: Convert to fraction form
    417,695.20/576,420.03 = 226,708.67/x
  3. Step 3: Cross multiply
    417,695.20x = 576,420.03 × 226,708.67
  4. Step 4: Simplify right side
    417,695.20x = 130,679,419,803.71
  5. Step 5: Solve for x
    x = 130,679,419,803.71/417,695.20
  6. Step 6: Final answer
    x = 312,858.32

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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.