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Finding the Fourth Proportional to 502,287.90, 751,627.44 and 368,837.16

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Solution

The fourth proportional to 502,287.90, 751,627.44 and 368,837.16 is: 551,930.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,287.90 : 751,627.44 = 368,837.16 : x
  2. Step 2: Convert to fraction form
    502,287.90/751,627.44 = 368,837.16/x
  3. Step 3: Cross multiply
    502,287.90x = 751,627.44 × 368,837.16
  4. Step 4: Simplify right side
    502,287.90x = 277,228,130,347.67
  5. Step 5: Solve for x
    x = 277,228,130,347.67/502,287.90
  6. Step 6: Final answer
    x = 551,930.74

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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.