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Finding the Fourth Proportional to 531,699.62, 733,492.22 and 359,677.80

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Solution

The fourth proportional to 531,699.62, 733,492.22 and 359,677.80 is: 496,184.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,699.62 : 733,492.22 = 359,677.80 : x
  2. Step 2: Convert to fraction form
    531,699.62/733,492.22 = 359,677.80/x
  3. Step 3: Cross multiply
    531,699.62x = 733,492.22 × 359,677.80
  4. Step 4: Simplify right side
    531,699.62x = 263,820,866,208.33
  5. Step 5: Solve for x
    x = 263,820,866,208.33/531,699.62
  6. Step 6: Final answer
    x = 496,184.05

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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.