Home / 632,148.53-948,116.96-211,423.01

Finding the Fourth Proportional to 632,148.53, 948,116.96 and 211,423.01

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Solution

The fourth proportional to 632,148.53, 948,116.96 and 211,423.01 is: 317,099.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,148.53 : 948,116.96 = 211,423.01 : x
  2. Step 2: Convert to fraction form
    632,148.53/948,116.96 = 211,423.01/x
  3. Step 3: Cross multiply
    632,148.53x = 948,116.96 × 211,423.01
  4. Step 4: Simplify right side
    632,148.53x = 200,453,740,458.14
  5. Step 5: Solve for x
    x = 200,453,740,458.14/632,148.53
  6. Step 6: Final answer
    x = 317,099.12

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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.