Home / 338,528.20-466,956.48-217,826.32

Finding the Fourth Proportional to 338,528.20, 466,956.48 and 217,826.32

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Solution

The fourth proportional to 338,528.20, 466,956.48 and 217,826.32 is: 300,463.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,528.20 : 466,956.48 = 217,826.32 : x
  2. Step 2: Convert to fraction form
    338,528.20/466,956.48 = 217,826.32/x
  3. Step 3: Cross multiply
    338,528.20x = 466,956.48 × 217,826.32
  4. Step 4: Simplify right side
    338,528.20x = 101,715,411,638.55
  5. Step 5: Solve for x
    x = 101,715,411,638.55/338,528.20
  6. Step 6: Final answer
    x = 300,463.63

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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.