Home / 693,093.17-1,039,639.04-260,891.34

Finding the Fourth Proportional to 693,093.17, 1,039,639.04 and 260,891.34

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Solution

The fourth proportional to 693,093.17, 1,039,639.04 and 260,891.34 is: 391,336.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,093.17 : 1,039,639.04 = 260,891.34 : x
  2. Step 2: Convert to fraction form
    693,093.17/1,039,639.04 = 260,891.34/x
  3. Step 3: Cross multiply
    693,093.17x = 1,039,639.04 × 260,891.34
  4. Step 4: Simplify right side
    693,093.17x = 271,232,822,261.91
  5. Step 5: Solve for x
    x = 271,232,822,261.91/693,093.17
  6. Step 6: Final answer
    x = 391,336.74

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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.