Home / 268,536.18-370,392.57-227,970.30

Finding the Fourth Proportional to 268,536.18, 370,392.57 and 227,970.30

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Solution

The fourth proportional to 268,536.18, 370,392.57 and 227,970.30 is: 314,439.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,536.18 : 370,392.57 = 227,970.30 : x
  2. Step 2: Convert to fraction form
    268,536.18/370,392.57 = 227,970.30/x
  3. Step 3: Cross multiply
    268,536.18x = 370,392.57 × 227,970.30
  4. Step 4: Simplify right side
    268,536.18x = 84,438,505,300.67
  5. Step 5: Solve for x
    x = 84,438,505,300.67/268,536.18
  6. Step 6: Final answer
    x = 314,439.96

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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.