Home / 328,252.24-492,403.78-125,945.20

Finding the Fourth Proportional to 328,252.24, 492,403.78 and 125,945.20

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Solution

The fourth proportional to 328,252.24, 492,403.78 and 125,945.20 is: 188,927.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,252.24 : 492,403.78 = 125,945.20 : x
  2. Step 2: Convert to fraction form
    328,252.24/492,403.78 = 125,945.20/x
  3. Step 3: Cross multiply
    328,252.24x = 492,403.78 × 125,945.20
  4. Step 4: Simplify right side
    328,252.24x = 62,015,892,552.86
  5. Step 5: Solve for x
    x = 62,015,892,552.86/328,252.24
  6. Step 6: Final answer
    x = 188,927.55

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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.