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Finding the Fourth Proportional to 302,631.96, 453,357.39 and 235,758.97

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Solution

The fourth proportional to 302,631.96, 453,357.39 and 235,758.97 is: 353,178.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,631.96 : 453,357.39 = 235,758.97 : x
  2. Step 2: Convert to fraction form
    302,631.96/453,357.39 = 235,758.97/x
  3. Step 3: Cross multiply
    302,631.96x = 453,357.39 × 235,758.97
  4. Step 4: Simplify right side
    302,631.96x = 106,883,071,432.94
  5. Step 5: Solve for x
    x = 106,883,071,432.94/302,631.96
  6. Step 6: Final answer
    x = 353,178.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.