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Finding the Fourth Proportional to 802,525.84, 1,204,310.20 and 347,561.40

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Solution

The fourth proportional to 802,525.84, 1,204,310.20 and 347,561.40 is: 521,567.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,525.84 : 1,204,310.20 = 347,561.40 : x
  2. Step 2: Convert to fraction form
    802,525.84/1,204,310.20 = 347,561.40/x
  3. Step 3: Cross multiply
    802,525.84x = 1,204,310.20 × 347,561.40
  4. Step 4: Simplify right side
    802,525.84x = 418,571,739,146.28
  5. Step 5: Solve for x
    x = 418,571,739,146.28/802,525.84
  6. Step 6: Final answer
    x = 521,567.93

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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.