Home / 1,206,450.39-1,809,674.06-307,892.16

Finding the Fourth Proportional to 1,206,450.39, 1,809,674.06 and 307,892.16

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Solution

The fourth proportional to 1,206,450.39, 1,809,674.06 and 307,892.16 is: 461,837.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,450.39 : 1,809,674.06 = 307,892.16 : x
  2. Step 2: Convert to fraction form
    1,206,450.39/1,809,674.06 = 307,892.16/x
  3. Step 3: Cross multiply
    1,206,450.39x = 1,809,674.06 × 307,892.16
  4. Step 4: Simplify right side
    1,206,450.39x = 557,184,453,689.91
  5. Step 5: Solve for x
    x = 557,184,453,689.91/1,206,450.39
  6. Step 6: Final answer
    x = 461,837.85

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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.