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Finding the Fourth Proportional to 535,990.01, 802,933.90 and 310,877.51

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Solution

The fourth proportional to 535,990.01, 802,933.90 and 310,877.51 is: 465,706.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,990.01 : 802,933.90 = 310,877.51 : x
  2. Step 2: Convert to fraction form
    535,990.01/802,933.90 = 310,877.51/x
  3. Step 3: Cross multiply
    535,990.01x = 802,933.90 × 310,877.51
  4. Step 4: Simplify right side
    535,990.01x = 249,614,086,734.73
  5. Step 5: Solve for x
    x = 249,614,086,734.73/535,990.01
  6. Step 6: Final answer
    x = 465,706.61

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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.