Home / 436,072.04-653,981.68-169,773.20

Finding the Fourth Proportional to 436,072.04, 653,981.68 and 169,773.20

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Solution

The fourth proportional to 436,072.04, 653,981.68 and 169,773.20 is: 254,610.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,072.04 : 653,981.68 = 169,773.20 : x
  2. Step 2: Convert to fraction form
    436,072.04/653,981.68 = 169,773.20/x
  3. Step 3: Cross multiply
    436,072.04x = 653,981.68 × 169,773.20
  4. Step 4: Simplify right side
    436,072.04x = 111,028,562,554.98
  5. Step 5: Solve for x
    x = 111,028,562,554.98/436,072.04
  6. Step 6: Final answer
    x = 254,610.60

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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.