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Finding the Fourth Proportional to 202,948.40, 304,422.60 and 62,706.80

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Solution

The fourth proportional to 202,948.40, 304,422.60 and 62,706.80 is: 94,060.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,948.40 : 304,422.60 = 62,706.80 : x
  2. Step 2: Convert to fraction form
    202,948.40/304,422.60 = 62,706.80/x
  3. Step 3: Cross multiply
    202,948.40x = 304,422.60 × 62,706.80
  4. Step 4: Simplify right side
    202,948.40x = 19,089,367,093.68
  5. Step 5: Solve for x
    x = 19,089,367,093.68/202,948.40
  6. Step 6: Final answer
    x = 94,060.20

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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.