Home / 535,273.90-802,869.12-198,155.95

Finding the Fourth Proportional to 535,273.90, 802,869.12 and 198,155.95

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Solution

The fourth proportional to 535,273.90, 802,869.12 and 198,155.95 is: 297,218.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,273.90 : 802,869.12 = 198,155.95 : x
  2. Step 2: Convert to fraction form
    535,273.90/802,869.12 = 198,155.95/x
  3. Step 3: Cross multiply
    535,273.90x = 802,869.12 × 198,155.95
  4. Step 4: Simplify right side
    535,273.90x = 159,093,293,199.26
  5. Step 5: Solve for x
    x = 159,093,293,199.26/535,273.90
  6. Step 6: Final answer
    x = 297,218.48

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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.