Home / 309,256.46-463,302.70-242,493.83

Finding the Fourth Proportional to 309,256.46, 463,302.70 and 242,493.83

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Solution

The fourth proportional to 309,256.46, 463,302.70 and 242,493.83 is: 363,284.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,256.46 : 463,302.70 = 242,493.83 : x
  2. Step 2: Convert to fraction form
    309,256.46/463,302.70 = 242,493.83/x
  3. Step 3: Cross multiply
    309,256.46x = 463,302.70 × 242,493.83
  4. Step 4: Simplify right side
    309,256.46x = 112,348,043,249.59
  5. Step 5: Solve for x
    x = 112,348,043,249.59/309,256.46
  6. Step 6: Final answer
    x = 363,284.39

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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.