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Finding the Fourth Proportional to 417,253.60, 575,810.30 and 226,266.94

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Solution

The fourth proportional to 417,253.60, 575,810.30 and 226,266.94 is: 312,248.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,253.60 : 575,810.30 = 226,266.94 : x
  2. Step 2: Convert to fraction form
    417,253.60/575,810.30 = 226,266.94/x
  3. Step 3: Cross multiply
    417,253.60x = 575,810.30 × 226,266.94
  4. Step 4: Simplify right side
    417,253.60x = 130,286,834,601.48
  5. Step 5: Solve for x
    x = 130,286,834,601.48/417,253.60
  6. Step 6: Final answer
    x = 312,248.56

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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.