Home / 415,851.22-623,538.06-162,835.47

Finding the Fourth Proportional to 415,851.22, 623,538.06 and 162,835.47

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Solution

The fourth proportional to 415,851.22, 623,538.06 and 162,835.47 is: 244,159.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,851.22 : 623,538.06 = 162,835.47 : x
  2. Step 2: Convert to fraction form
    415,851.22/623,538.06 = 162,835.47/x
  3. Step 3: Cross multiply
    415,851.22x = 623,538.06 × 162,835.47
  4. Step 4: Simplify right side
    415,851.22x = 101,534,113,062.99
  5. Step 5: Solve for x
    x = 101,534,113,062.99/415,851.22
  6. Step 6: Final answer
    x = 244,159.71

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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.