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Finding the Fourth Proportional to 433,668.48, 650,300.28 and 163,588.52

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Solution

The fourth proportional to 433,668.48, 650,300.28 and 163,588.52 is: 245,306.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,668.48 : 650,300.28 = 163,588.52 : x
  2. Step 2: Convert to fraction form
    433,668.48/650,300.28 = 163,588.52/x
  3. Step 3: Cross multiply
    433,668.48x = 650,300.28 × 163,588.52
  4. Step 4: Simplify right side
    433,668.48x = 106,381,661,373.08
  5. Step 5: Solve for x
    x = 106,381,661,373.08/433,668.48
  6. Step 6: Final answer
    x = 245,306.42

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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.