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Finding the Fourth Proportional to 604,841.68, 834,333.84 and 378,093.52

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Solution

The fourth proportional to 604,841.68, 834,333.84 and 378,093.52 is: 521,551.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,841.68 : 834,333.84 = 378,093.52 : x
  2. Step 2: Convert to fraction form
    604,841.68/834,333.84 = 378,093.52/x
  3. Step 3: Cross multiply
    604,841.68x = 834,333.84 × 378,093.52
  4. Step 4: Simplify right side
    604,841.68x = 315,456,218,420.72
  5. Step 5: Solve for x
    x = 315,456,218,420.72/604,841.68
  6. Step 6: Final answer
    x = 521,551.72

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1.5x scale

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.