Home / 1,366,990.32-2,050,486.20-356,109.60

Finding the Fourth Proportional to 1,366,990.32, 2,050,486.20 and 356,109.60

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Solution

The fourth proportional to 1,366,990.32, 2,050,486.20 and 356,109.60 is: 534,164.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,990.32 : 2,050,486.20 = 356,109.60 : x
  2. Step 2: Convert to fraction form
    1,366,990.32/2,050,486.20 = 356,109.60/x
  3. Step 3: Cross multiply
    1,366,990.32x = 2,050,486.20 × 356,109.60
  4. Step 4: Simplify right side
    1,366,990.32x = 730,197,820,487.52
  5. Step 5: Solve for x
    x = 730,197,820,487.52/1,366,990.32
  6. Step 6: Final answer
    x = 534,164.59

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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.