Home / 946,948.44-1,420,725.20-339,326.49

Finding the Fourth Proportional to 946,948.44, 1,420,725.20 and 339,326.49

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Solution

The fourth proportional to 946,948.44, 1,420,725.20 and 339,326.49 is: 509,098.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,948.44 : 1,420,725.20 = 339,326.49 : x
  2. Step 2: Convert to fraction form
    946,948.44/1,420,725.20 = 339,326.49/x
  3. Step 3: Cross multiply
    946,948.44x = 1,420,725.20 × 339,326.49
  4. Step 4: Simplify right side
    946,948.44x = 482,089,693,673.92
  5. Step 5: Solve for x
    x = 482,089,693,673.92/946,948.44
  6. Step 6: Final answer
    x = 509,098.14

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Double scale
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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.