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Finding the Fourth Proportional to 504,453.22, 695,751.56 and 323,181.88

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Solution

The fourth proportional to 504,453.22, 695,751.56 and 323,181.88 is: 445,738.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,453.22 : 695,751.56 = 323,181.88 : x
  2. Step 2: Convert to fraction form
    504,453.22/695,751.56 = 323,181.88/x
  3. Step 3: Cross multiply
    504,453.22x = 695,751.56 × 323,181.88
  4. Step 4: Simplify right side
    504,453.22x = 224,854,295,030.38
  5. Step 5: Solve for x
    x = 224,854,295,030.38/504,453.22
  6. Step 6: Final answer
    x = 445,738.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.