Home / 850,033.71-1,274,249.07-423,166.14

Finding the Fourth Proportional to 850,033.71, 1,274,249.07 and 423,166.14

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Solution

The fourth proportional to 850,033.71, 1,274,249.07 and 423,166.14 is: 634,350.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,033.71 : 1,274,249.07 = 423,166.14 : x
  2. Step 2: Convert to fraction form
    850,033.71/1,274,249.07 = 423,166.14/x
  3. Step 3: Cross multiply
    850,033.71x = 1,274,249.07 × 423,166.14
  4. Step 4: Simplify right side
    850,033.71x = 539,219,060,350.49
  5. Step 5: Solve for x
    x = 539,219,060,350.49/850,033.71
  6. Step 6: Final answer
    x = 634,350.21

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1.5x scale

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.