Home / 846,072-1,167,579.36-464,099.69

Finding the Fourth Proportional to 846,072, 1,167,579.36 and 464,099.69

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Solution

The fourth proportional to 846,072, 1,167,579.36 and 464,099.69 is: 640,457.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,072 : 1,167,579.36 = 464,099.69 : x
  2. Step 2: Convert to fraction form
    846,072/1,167,579.36 = 464,099.69/x
  3. Step 3: Cross multiply
    846,072x = 1,167,579.36 × 464,099.69
  4. Step 4: Simplify right side
    846,072x = 541,873,221,945.35
  5. Step 5: Solve for x
    x = 541,873,221,945.35/846,072
  6. Step 6: Final answer
    x = 640,457.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.