Home / 325,406.36-487,922.66-173,416.31

Finding the Fourth Proportional to 325,406.36, 487,922.66 and 173,416.31

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Solution

The fourth proportional to 325,406.36, 487,922.66 and 173,416.31 is: 260,024.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,406.36 : 487,922.66 = 173,416.31 : x
  2. Step 2: Convert to fraction form
    325,406.36/487,922.66 = 173,416.31/x
  3. Step 3: Cross multiply
    325,406.36x = 487,922.66 × 173,416.31
  4. Step 4: Simplify right side
    325,406.36x = 84,613,743,955.89
  5. Step 5: Solve for x
    x = 84,613,743,955.89/325,406.36
  6. Step 6: Final answer
    x = 260,024.87

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1.5x scale

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.