Home / 413,035.09-619,559.46-113,513.82

Finding the Fourth Proportional to 413,035.09, 619,559.46 and 113,513.82

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Solution

The fourth proportional to 413,035.09, 619,559.46 and 113,513.82 is: 170,272.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,035.09 : 619,559.46 = 113,513.82 : x
  2. Step 2: Convert to fraction form
    413,035.09/619,559.46 = 113,513.82/x
  3. Step 3: Cross multiply
    413,035.09x = 619,559.46 × 113,513.82
  4. Step 4: Simplify right side
    413,035.09x = 70,328,561,021.74
  5. Step 5: Solve for x
    x = 70,328,561,021.74/413,035.09
  6. Step 6: Final answer
    x = 170,272.61

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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.