Home / 1,206,454.83-1,809,681.22-307,896.50

Finding the Fourth Proportional to 1,206,454.83, 1,809,681.22 and 307,896.50

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Solution

The fourth proportional to 1,206,454.83, 1,809,681.22 and 307,896.50 is: 461,844.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,454.83 : 1,809,681.22 = 307,896.50 : x
  2. Step 2: Convert to fraction form
    1,206,454.83/1,809,681.22 = 307,896.50/x
  3. Step 3: Cross multiply
    1,206,454.83x = 1,809,681.22 × 307,896.50
  4. Step 4: Simplify right side
    1,206,454.83x = 557,194,503,165.84
  5. Step 5: Solve for x
    x = 557,194,503,165.84/1,206,454.83
  6. Step 6: Final answer
    x = 461,844.48

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Double scale
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Similar ratio
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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.