Home / 1,672,744.92-2,509,119.38-458,331.92

Finding the Fourth Proportional to 1,672,744.92, 2,509,119.38 and 458,331.92

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Solution

The fourth proportional to 1,672,744.92, 2,509,119.38 and 458,331.92 is: 687,498.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,744.92 : 2,509,119.38 = 458,331.92 : x
  2. Step 2: Convert to fraction form
    1,672,744.92/2,509,119.38 = 458,331.92/x
  3. Step 3: Cross multiply
    1,672,744.92x = 2,509,119.38 × 458,331.92
  4. Step 4: Simplify right side
    1,672,744.92x = 1,150,009,502,944.61
  5. Step 5: Solve for x
    x = 1,150,009,502,944.61/1,672,744.92
  6. Step 6: Final answer
    x = 687,498.43

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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.