Home / 1,206,457.52-1,809,685.24-307,899.18

Finding the Fourth Proportional to 1,206,457.52, 1,809,685.24 and 307,899.18

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Solution

The fourth proportional to 1,206,457.52, 1,809,685.24 and 307,899.18 is: 461,848.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,457.52 : 1,809,685.24 = 307,899.18 : x
  2. Step 2: Convert to fraction form
    1,206,457.52/1,809,685.24 = 307,899.18/x
  3. Step 3: Cross multiply
    1,206,457.52x = 1,809,685.24 × 307,899.18
  4. Step 4: Simplify right side
    1,206,457.52x = 557,200,601,454.10
  5. Step 5: Solve for x
    x = 557,200,601,454.10/1,206,457.52
  6. Step 6: Final answer
    x = 461,848.50

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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.