Home / 693,094.17-1,039,640.54-260,892.34

Finding the Fourth Proportional to 693,094.17, 1,039,640.54 and 260,892.34

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Solution

The fourth proportional to 693,094.17, 1,039,640.54 and 260,892.34 is: 391,338.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,094.17 : 1,039,640.54 = 260,892.34 : x
  2. Step 2: Convert to fraction form
    693,094.17/1,039,640.54 = 260,892.34/x
  3. Step 3: Cross multiply
    693,094.17x = 1,039,640.54 × 260,892.34
  4. Step 4: Simplify right side
    693,094.17x = 271,234,253,239.46
  5. Step 5: Solve for x
    x = 271,234,253,239.46/693,094.17
  6. Step 6: Final answer
    x = 391,338.24

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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.