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Finding the Fourth Proportional to 535,402.44, 802,847.39 and 310,824.87

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Solution

The fourth proportional to 535,402.44, 802,847.39 and 310,824.87 is: 466,088.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,402.44 : 802,847.39 = 310,824.87 : x
  2. Step 2: Convert to fraction form
    535,402.44/802,847.39 = 310,824.87/x
  3. Step 3: Cross multiply
    535,402.44x = 802,847.39 × 310,824.87
  4. Step 4: Simplify right side
    535,402.44x = 249,544,934,072.47
  5. Step 5: Solve for x
    x = 249,544,934,072.47/535,402.44
  6. Step 6: Final answer
    x = 466,088.53

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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.