Home / 535,417.05-802,613.61-198,367.25

Finding the Fourth Proportional to 535,417.05, 802,613.61 and 198,367.25

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Solution

The fourth proportional to 535,417.05, 802,613.61 and 198,367.25 is: 297,361.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,417.05 : 802,613.61 = 198,367.25 : x
  2. Step 2: Convert to fraction form
    535,417.05/802,613.61 = 198,367.25/x
  3. Step 3: Cross multiply
    535,417.05x = 802,613.61 × 198,367.25
  4. Step 4: Simplify right side
    535,417.05x = 159,212,250,615.20
  5. Step 5: Solve for x
    x = 159,212,250,615.20/535,417.05
  6. Step 6: Final answer
    x = 297,361.19

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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.