Home / 325,728.28-487,870.60-250,293.16

Finding the Fourth Proportional to 325,728.28, 487,870.60 and 250,293.16

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Solution

The fourth proportional to 325,728.28, 487,870.60 and 250,293.16 is: 374,885.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,728.28 : 487,870.60 = 250,293.16 : x
  2. Step 2: Convert to fraction form
    325,728.28/487,870.60 = 250,293.16/x
  3. Step 3: Cross multiply
    325,728.28x = 487,870.60 × 250,293.16
  4. Step 4: Simplify right side
    325,728.28x = 122,110,674,145.10
  5. Step 5: Solve for x
    x = 122,110,674,145.10/325,728.28
  6. Step 6: Final answer
    x = 374,885.09

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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.