Home / 464,584.40-696,405.90-314,839.70

Finding the Fourth Proportional to 464,584.40, 696,405.90 and 314,839.70

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Solution

The fourth proportional to 464,584.40, 696,405.90 and 314,839.70 is: 471,940.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,584.40 : 696,405.90 = 314,839.70 : x
  2. Step 2: Convert to fraction form
    464,584.40/696,405.90 = 314,839.70/x
  3. Step 3: Cross multiply
    464,584.40x = 696,405.90 × 314,839.70
  4. Step 4: Simplify right side
    464,584.40x = 219,256,224,634.23
  5. Step 5: Solve for x
    x = 219,256,224,634.23/464,584.40
  6. Step 6: Final answer
    x = 471,940.57

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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.