Home / 1,053,917.19-1,580,919.53-305,963.19

Finding the Fourth Proportional to 1,053,917.19, 1,580,919.53 and 305,963.19

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Solution

The fourth proportional to 1,053,917.19, 1,580,919.53 and 305,963.19 is: 458,957.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,917.19 : 1,580,919.53 = 305,963.19 : x
  2. Step 2: Convert to fraction form
    1,053,917.19/1,580,919.53 = 305,963.19/x
  3. Step 3: Cross multiply
    1,053,917.19x = 1,580,919.53 × 305,963.19
  4. Step 4: Simplify right side
    1,053,917.19x = 483,703,173,097.69
  5. Step 5: Solve for x
    x = 483,703,173,097.69/1,053,917.19
  6. Step 6: Final answer
    x = 458,957.48

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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.