Home / 355,790.03-533,575.17-187,218.77

Finding the Fourth Proportional to 355,790.03, 533,575.17 and 187,218.77

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Solution

The fourth proportional to 355,790.03, 533,575.17 and 187,218.77 is: 280,770.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,790.03 : 533,575.17 = 187,218.77 : x
  2. Step 2: Convert to fraction form
    355,790.03/533,575.17 = 187,218.77/x
  3. Step 3: Cross multiply
    355,790.03x = 533,575.17 × 187,218.77
  4. Step 4: Simplify right side
    355,790.03x = 99,895,284,362.07
  5. Step 5: Solve for x
    x = 99,895,284,362.07/355,790.03
  6. Step 6: Final answer
    x = 280,770.33

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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.