Home / 751,194.72-1,126,023.12-330,392.16

Finding the Fourth Proportional to 751,194.72, 1,126,023.12 and 330,392.16

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Solution

The fourth proportional to 751,194.72, 1,126,023.12 and 330,392.16 is: 495,250.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,194.72 : 1,126,023.12 = 330,392.16 : x
  2. Step 2: Convert to fraction form
    751,194.72/1,126,023.12 = 330,392.16/x
  3. Step 3: Cross multiply
    751,194.72x = 1,126,023.12 × 330,392.16
  4. Step 4: Simplify right side
    751,194.72x = 372,029,210,826.74
  5. Step 5: Solve for x
    x = 372,029,210,826.74/751,194.72
  6. Step 6: Final answer
    x = 495,250.03

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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.