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Finding the Fourth Proportional to 336,010.30, 504,015.45 and 149,386.30

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Solution

The fourth proportional to 336,010.30, 504,015.45 and 149,386.30 is: 224,079.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,010.30 : 504,015.45 = 149,386.30 : x
  2. Step 2: Convert to fraction form
    336,010.30/504,015.45 = 149,386.30/x
  3. Step 3: Cross multiply
    336,010.30x = 504,015.45 × 149,386.30
  4. Step 4: Simplify right side
    336,010.30x = 75,293,003,218.34
  5. Step 5: Solve for x
    x = 75,293,003,218.34/336,010.30
  6. Step 6: Final answer
    x = 224,079.45

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Similar ratio
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1.5x scale

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.