Home / 535,031.30-802,651.85-198,074.54

Finding the Fourth Proportional to 535,031.30, 802,651.85 and 198,074.54

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Solution

The fourth proportional to 535,031.30, 802,651.85 and 198,074.54 is: 297,150.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,031.30 : 802,651.85 = 198,074.54 : x
  2. Step 2: Convert to fraction form
    535,031.30/802,651.85 = 198,074.54/x
  3. Step 3: Cross multiply
    535,031.30x = 802,651.85 × 198,074.54
  4. Step 4: Simplify right side
    535,031.30x = 158,984,897,727.94
  5. Step 5: Solve for x
    x = 158,984,897,727.94/535,031.30
  6. Step 6: Final answer
    x = 297,150.65

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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.