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Finding the Fourth Proportional to 575,714.39, 863,202.02 and 238,987.46

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Solution

The fourth proportional to 575,714.39, 863,202.02 and 238,987.46 is: 358,327.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,714.39 : 863,202.02 = 238,987.46 : x
  2. Step 2: Convert to fraction form
    575,714.39/863,202.02 = 238,987.46/x
  3. Step 3: Cross multiply
    575,714.39x = 863,202.02 × 238,987.46
  4. Step 4: Simplify right side
    575,714.39x = 206,294,459,189.74
  5. Step 5: Solve for x
    x = 206,294,459,189.74/575,714.39
  6. Step 6: Final answer
    x = 358,327.78

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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.