Home / 455,782.42-683,874.06-242,500.17

Finding the Fourth Proportional to 455,782.42, 683,874.06 and 242,500.17

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Solution

The fourth proportional to 455,782.42, 683,874.06 and 242,500.17 is: 363,856.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,782.42 : 683,874.06 = 242,500.17 : x
  2. Step 2: Convert to fraction form
    455,782.42/683,874.06 = 242,500.17/x
  3. Step 3: Cross multiply
    455,782.42x = 683,874.06 × 242,500.17
  4. Step 4: Simplify right side
    455,782.42x = 165,839,575,808.59
  5. Step 5: Solve for x
    x = 165,839,575,808.59/455,782.42
  6. Step 6: Final answer
    x = 363,856.89

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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.