Home / 465,016.04-641,917.14-314,317.16

Finding the Fourth Proportional to 465,016.04, 641,917.14 and 314,317.16

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Solution

The fourth proportional to 465,016.04, 641,917.14 and 314,317.16 is: 433,889.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,016.04 : 641,917.14 = 314,317.16 : x
  2. Step 2: Convert to fraction form
    465,016.04/641,917.14 = 314,317.16/x
  3. Step 3: Cross multiply
    465,016.04x = 641,917.14 × 314,317.16
  4. Step 4: Simplify right side
    465,016.04x = 201,765,572,400.12
  5. Step 5: Solve for x
    x = 201,765,572,400.12/465,016.04
  6. Step 6: Final answer
    x = 433,889.49

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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.