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Finding the Fourth Proportional to 544,261.22, 750,818.86 and 353,334.50

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Solution

The fourth proportional to 544,261.22, 750,818.86 and 353,334.50 is: 487,431.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,261.22 : 750,818.86 = 353,334.50 : x
  2. Step 2: Convert to fraction form
    544,261.22/750,818.86 = 353,334.50/x
  3. Step 3: Cross multiply
    544,261.22x = 750,818.86 × 353,334.50
  4. Step 4: Simplify right side
    544,261.22x = 265,290,201,851.24
  5. Step 5: Solve for x
    x = 265,290,201,851.24/544,261.22
  6. Step 6: Final answer
    x = 487,431.76

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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.