Home / 850,404.07-1,275,607.86-798,440.95

Finding the Fourth Proportional to 850,404.07, 1,275,607.86 and 798,440.95

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Solution

The fourth proportional to 850,404.07, 1,275,607.86 and 798,440.95 is: 1,197,663.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,404.07 : 1,275,607.86 = 798,440.95 : x
  2. Step 2: Convert to fraction form
    850,404.07/1,275,607.86 = 798,440.95/x
  3. Step 3: Cross multiply
    850,404.07x = 1,275,607.86 × 798,440.95
  4. Step 4: Simplify right side
    850,404.07x = 1,018,497,551,565.87
  5. Step 5: Solve for x
    x = 1,018,497,551,565.87/850,404.07
  6. Step 6: Final answer
    x = 1,197,663.07

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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.