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Finding the Fourth Proportional to 581,770.98, 802,825.02 and 323,646.66

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Solution

The fourth proportional to 581,770.98, 802,825.02 and 323,646.66 is: 446,621.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,770.98 : 802,825.02 = 323,646.66 : x
  2. Step 2: Convert to fraction form
    581,770.98/802,825.02 = 323,646.66/x
  3. Step 3: Cross multiply
    581,770.98x = 802,825.02 × 323,646.66
  4. Step 4: Simplify right side
    581,770.98x = 259,831,636,287.43
  5. Step 5: Solve for x
    x = 259,831,636,287.43/581,770.98
  6. Step 6: Final answer
    x = 446,621.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.