Home / 313,975.10-470,807.30-134,032.49

Finding the Fourth Proportional to 313,975.10, 470,807.30 and 134,032.49

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Solution

The fourth proportional to 313,975.10, 470,807.30 and 134,032.49 is: 200,982.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,975.10 : 470,807.30 = 134,032.49 : x
  2. Step 2: Convert to fraction form
    313,975.10/470,807.30 = 134,032.49/x
  3. Step 3: Cross multiply
    313,975.10x = 470,807.30 × 134,032.49
  4. Step 4: Simplify right side
    313,975.10x = 63,103,474,475.75
  5. Step 5: Solve for x
    x = 63,103,474,475.75/313,975.10
  6. Step 6: Final answer
    x = 200,982.42

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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.