Home / 331,181.60-456,159.96-254,554.16

Finding the Fourth Proportional to 331,181.60, 456,159.96 and 254,554.16

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Solution

The fourth proportional to 331,181.60, 456,159.96 and 254,554.16 is: 350,615.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,181.60 : 456,159.96 = 254,554.16 : x
  2. Step 2: Convert to fraction form
    331,181.60/456,159.96 = 254,554.16/x
  3. Step 3: Cross multiply
    331,181.60x = 456,159.96 × 254,554.16
  4. Step 4: Simplify right side
    331,181.60x = 116,117,415,443.43
  5. Step 5: Solve for x
    x = 116,117,415,443.43/331,181.60
  6. Step 6: Final answer
    x = 350,615.54

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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.