Home / 418,254.64-577,195.06-227,268.03

Finding the Fourth Proportional to 418,254.64, 577,195.06 and 227,268.03

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Solution

The fourth proportional to 418,254.64, 577,195.06 and 227,268.03 is: 313,631.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,254.64 : 577,195.06 = 227,268.03 : x
  2. Step 2: Convert to fraction form
    418,254.64/577,195.06 = 227,268.03/x
  3. Step 3: Cross multiply
    418,254.64x = 577,195.06 × 227,268.03
  4. Step 4: Simplify right side
    418,254.64x = 131,177,983,075.59
  5. Step 5: Solve for x
    x = 131,177,983,075.59/418,254.64
  6. Step 6: Final answer
    x = 313,631.87

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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.