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Finding the Fourth Proportional to 417,337.09, 575,926.20 and 226,350.50

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Solution

The fourth proportional to 417,337.09, 575,926.20 and 226,350.50 is: 312,364.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,337.09 : 575,926.20 = 226,350.50 : x
  2. Step 2: Convert to fraction form
    417,337.09/575,926.20 = 226,350.50/x
  3. Step 3: Cross multiply
    417,337.09x = 575,926.20 × 226,350.50
  4. Step 4: Simplify right side
    417,337.09x = 130,361,180,453.47
  5. Step 5: Solve for x
    x = 130,361,180,453.47/417,337.09
  6. Step 6: Final answer
    x = 312,364.24

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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.