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Finding the Fourth Proportional to 609,482.47, 914,813.39 and 294,161.35

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Solution

The fourth proportional to 609,482.47, 914,813.39 and 294,161.35 is: 441,526.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,482.47 : 914,813.39 = 294,161.35 : x
  2. Step 2: Convert to fraction form
    609,482.47/914,813.39 = 294,161.35/x
  3. Step 3: Cross multiply
    609,482.47x = 914,813.39 × 294,161.35
  4. Step 4: Simplify right side
    609,482.47x = 269,102,740,329.67
  5. Step 5: Solve for x
    x = 269,102,740,329.67/609,482.47
  6. Step 6: Final answer
    x = 441,526.63

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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.