Home / 418,346.14-577,322.16-227,359.56

Finding the Fourth Proportional to 418,346.14, 577,322.16 and 227,359.56

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Solution

The fourth proportional to 418,346.14, 577,322.16 and 227,359.56 is: 313,758.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,346.14 : 577,322.16 = 227,359.56 : x
  2. Step 2: Convert to fraction form
    418,346.14/577,322.16 = 227,359.56/x
  3. Step 3: Cross multiply
    418,346.14x = 577,322.16 × 227,359.56
  4. Step 4: Simplify right side
    418,346.14x = 131,259,712,275.85
  5. Step 5: Solve for x
    x = 131,259,712,275.85/418,346.14
  6. Step 6: Final answer
    x = 313,758.63

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1.5x scale

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.