Home / 850,646.80-1,275,970.22-251,561.30

Finding the Fourth Proportional to 850,646.80, 1,275,970.22 and 251,561.30

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Solution

The fourth proportional to 850,646.80, 1,275,970.22 and 251,561.30 is: 377,341.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,646.80 : 1,275,970.22 = 251,561.30 : x
  2. Step 2: Convert to fraction form
    850,646.80/1,275,970.22 = 251,561.30/x
  3. Step 3: Cross multiply
    850,646.80x = 1,275,970.22 × 251,561.30
  4. Step 4: Simplify right side
    850,646.80x = 320,984,727,304.49
  5. Step 5: Solve for x
    x = 320,984,727,304.49/850,646.80
  6. Step 6: Final answer
    x = 377,341.96

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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.