Home / 576,118.47-795,039.20-317,995.37

Finding the Fourth Proportional to 576,118.47, 795,039.20 and 317,995.37

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Solution

The fourth proportional to 576,118.47, 795,039.20 and 317,995.37 is: 438,831.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,118.47 : 795,039.20 = 317,995.37 : x
  2. Step 2: Convert to fraction form
    576,118.47/795,039.20 = 317,995.37/x
  3. Step 3: Cross multiply
    576,118.47x = 795,039.20 × 317,995.37
  4. Step 4: Simplify right side
    576,118.47x = 252,818,779,003.33
  5. Step 5: Solve for x
    x = 252,818,779,003.33/576,118.47
  6. Step 6: Final answer
    x = 438,831.23

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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.