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Finding the Fourth Proportional to 535,290, 803,246.04 and 239,802

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Solution

The fourth proportional to 535,290, 803,246.04 and 239,802 is: 359,842.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,290 : 803,246.04 = 239,802 : x
  2. Step 2: Convert to fraction form
    535,290/803,246.04 = 239,802/x
  3. Step 3: Cross multiply
    535,290x = 803,246.04 × 239,802
  4. Step 4: Simplify right side
    535,290x = 192,620,006,884.08
  5. Step 5: Solve for x
    x = 192,620,006,884.08/535,290
  6. Step 6: Final answer
    x = 359,842.34

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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.