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Finding the Fourth Proportional to 365,959.60, 504,963.99 and 229,897.18

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Solution

The fourth proportional to 365,959.60, 504,963.99 and 229,897.18 is: 317,220.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,959.60 : 504,963.99 = 229,897.18 : x
  2. Step 2: Convert to fraction form
    365,959.60/504,963.99 = 229,897.18/x
  3. Step 3: Cross multiply
    365,959.60x = 504,963.99 × 229,897.18
  4. Step 4: Simplify right side
    365,959.60x = 116,089,799,297.67
  5. Step 5: Solve for x
    x = 116,089,799,297.67/365,959.60
  6. Step 6: Final answer
    x = 317,220.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.