Home / 1,027,428.76-1,540,760.01-353,319.22

Finding the Fourth Proportional to 1,027,428.76, 1,540,760.01 and 353,319.22

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Solution

The fourth proportional to 1,027,428.76, 1,540,760.01 and 353,319.22 is: 529,847.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,428.76 : 1,540,760.01 = 353,319.22 : x
  2. Step 2: Convert to fraction form
    1,027,428.76/1,540,760.01 = 353,319.22/x
  3. Step 3: Cross multiply
    1,027,428.76x = 1,540,760.01 × 353,319.22
  4. Step 4: Simplify right side
    1,027,428.76x = 544,380,124,940.39
  5. Step 5: Solve for x
    x = 544,380,124,940.39/1,027,428.76
  6. Step 6: Final answer
    x = 529,847.08

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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.