Home / 496,212.68-684,849.94-281,307.13

Finding the Fourth Proportional to 496,212.68, 684,849.94 and 281,307.13

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Solution

The fourth proportional to 496,212.68, 684,849.94 and 281,307.13 is: 388,247.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,212.68 : 684,849.94 = 281,307.13 : x
  2. Step 2: Convert to fraction form
    496,212.68/684,849.94 = 281,307.13/x
  3. Step 3: Cross multiply
    496,212.68x = 684,849.94 × 281,307.13
  4. Step 4: Simplify right side
    496,212.68x = 192,653,168,686.68
  5. Step 5: Solve for x
    x = 192,653,168,686.68/496,212.68
  6. Step 6: Final answer
    x = 388,247.17

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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.