Home / 455,832.90-683,867.58-242,425.34

Finding the Fourth Proportional to 455,832.90, 683,867.58 and 242,425.34

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Solution

The fourth proportional to 455,832.90, 683,867.58 and 242,425.34 is: 363,700.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,832.90 : 683,867.58 = 242,425.34 : x
  2. Step 2: Convert to fraction form
    455,832.90/683,867.58 = 242,425.34/x
  3. Step 3: Cross multiply
    455,832.90x = 683,867.58 × 242,425.34
  4. Step 4: Simplify right side
    455,832.90x = 165,786,830,596.48
  5. Step 5: Solve for x
    x = 165,786,830,596.48/455,832.90
  6. Step 6: Final answer
    x = 363,700.89

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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.