Home / 436,907.07-655,615.35-184,172.09

Finding the Fourth Proportional to 436,907.07, 655,615.35 and 184,172.09

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Solution

The fourth proportional to 436,907.07, 655,615.35 and 184,172.09 is: 276,365.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,907.07 : 655,615.35 = 184,172.09 : x
  2. Step 2: Convert to fraction form
    436,907.07/655,615.35 = 184,172.09/x
  3. Step 3: Cross multiply
    436,907.07x = 655,615.35 × 184,172.09
  4. Step 4: Simplify right side
    436,907.07x = 120,746,045,967.51
  5. Step 5: Solve for x
    x = 120,746,045,967.51/436,907.07
  6. Step 6: Final answer
    x = 276,365.51

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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.