Home / 496,184.48-684,728.16-269,825.12

Finding the Fourth Proportional to 496,184.48, 684,728.16 and 269,825.12

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Solution

The fourth proportional to 496,184.48, 684,728.16 and 269,825.12 is: 372,355.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,184.48 : 684,728.16 = 269,825.12 : x
  2. Step 2: Convert to fraction form
    496,184.48/684,728.16 = 269,825.12/x
  3. Step 3: Cross multiply
    496,184.48x = 684,728.16 × 269,825.12
  4. Step 4: Simplify right side
    496,184.48x = 184,756,857,939.38
  5. Step 5: Solve for x
    x = 184,756,857,939.38/496,184.48
  6. Step 6: Final answer
    x = 372,355.17

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1.5x scale

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.