Home / 1,078,659.84-1,618,179.84-368,520.96

Finding the Fourth Proportional to 1,078,659.84, 1,618,179.84 and 368,520.96

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Solution

The fourth proportional to 1,078,659.84, 1,618,179.84 and 368,520.96 is: 552,846.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,659.84 : 1,618,179.84 = 368,520.96 : x
  2. Step 2: Convert to fraction form
    1,078,659.84/1,618,179.84 = 368,520.96/x
  3. Step 3: Cross multiply
    1,078,659.84x = 1,618,179.84 × 368,520.96
  4. Step 4: Simplify right side
    1,078,659.84x = 596,333,188,089.45
  5. Step 5: Solve for x
    x = 596,333,188,089.45/1,078,659.84
  6. Step 6: Final answer
    x = 552,846.38

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Double scale
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1.5x scale

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.