Home / 268,537.18-370,393.95-227,971.30

Finding the Fourth Proportional to 268,537.18, 370,393.95 and 227,971.30

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Solution

The fourth proportional to 268,537.18, 370,393.95 and 227,971.30 is: 314,441.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,537.18 : 370,393.95 = 227,971.30 : x
  2. Step 2: Convert to fraction form
    268,537.18/370,393.95 = 227,971.30/x
  3. Step 3: Cross multiply
    268,537.18x = 370,393.95 × 227,971.30
  4. Step 4: Simplify right side
    268,537.18x = 84,439,190,293.64
  5. Step 5: Solve for x
    x = 84,439,190,293.64/268,537.18
  6. Step 6: Final answer
    x = 314,441.34

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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.