Home / 236,300.16-354,616.44-213,713.76

Finding the Fourth Proportional to 236,300.16, 354,616.44 and 213,713.76

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Solution

The fourth proportional to 236,300.16, 354,616.44 and 213,713.76 is: 320,720.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,300.16 : 354,616.44 = 213,713.76 : x
  2. Step 2: Convert to fraction form
    236,300.16/354,616.44 = 213,713.76/x
  3. Step 3: Cross multiply
    236,300.16x = 354,616.44 × 213,713.76
  4. Step 4: Simplify right side
    236,300.16x = 75,786,412,750.21
  5. Step 5: Solve for x
    x = 75,786,412,750.21/236,300.16
  6. Step 6: Final answer
    x = 320,720.95

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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.