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Finding the Fourth Proportional to 417,700.06, 576,410.64 and 226,709.35

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Solution

The fourth proportional to 417,700.06, 576,410.64 and 226,709.35 is: 312,850.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,700.06 : 576,410.64 = 226,709.35 : x
  2. Step 2: Convert to fraction form
    417,700.06/576,410.64 = 226,709.35/x
  3. Step 3: Cross multiply
    417,700.06x = 576,410.64 × 226,709.35
  4. Step 4: Simplify right side
    417,700.06x = 130,677,681,527.48
  5. Step 5: Solve for x
    x = 130,677,681,527.48/417,700.06
  6. Step 6: Final answer
    x = 312,850.52

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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.