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Finding the Fourth Proportional to 373,091.58, 514,851.36 and 203,322.06

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Solution

The fourth proportional to 373,091.58, 514,851.36 and 203,322.06 is: 280,576.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,091.58 : 514,851.36 = 203,322.06 : x
  2. Step 2: Convert to fraction form
    373,091.58/514,851.36 = 203,322.06/x
  3. Step 3: Cross multiply
    373,091.58x = 514,851.36 × 203,322.06
  4. Step 4: Simplify right side
    373,091.58x = 104,680,639,109.00
  5. Step 5: Solve for x
    x = 104,680,639,109.00/373,091.58
  6. Step 6: Final answer
    x = 280,576.26

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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.