Home / 366,132.95-505,220.27-211,082.50

Finding the Fourth Proportional to 366,132.95, 505,220.27 and 211,082.50

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Solution

The fourth proportional to 366,132.95, 505,220.27 and 211,082.50 is: 291,268.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,132.95 : 505,220.27 = 211,082.50 : x
  2. Step 2: Convert to fraction form
    366,132.95/505,220.27 = 211,082.50/x
  3. Step 3: Cross multiply
    366,132.95x = 505,220.27 × 211,082.50
  4. Step 4: Simplify right side
    366,132.95x = 106,643,157,218.39
  5. Step 5: Solve for x
    x = 106,643,157,218.39/366,132.95
  6. Step 6: Final answer
    x = 291,268.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.