Home / 1,072,504.20-1,608,972.30-314,344.20

Finding the Fourth Proportional to 1,072,504.20, 1,608,972.30 and 314,344.20

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Solution

The fourth proportional to 1,072,504.20, 1,608,972.30 and 314,344.20 is: 471,579.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,504.20 : 1,608,972.30 = 314,344.20 : x
  2. Step 2: Convert to fraction form
    1,072,504.20/1,608,972.30 = 314,344.20/x
  3. Step 3: Cross multiply
    1,072,504.20x = 1,608,972.30 × 314,344.20
  4. Step 4: Simplify right side
    1,072,504.20x = 505,771,110,465.66
  5. Step 5: Solve for x
    x = 505,771,110,465.66/1,072,504.20
  6. Step 6: Final answer
    x = 471,579.61

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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.