Home / 268,328.64-370,269.42-147,468.60

Finding the Fourth Proportional to 268,328.64, 370,269.42 and 147,468.60

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Solution

The fourth proportional to 268,328.64, 370,269.42 and 147,468.60 is: 203,493.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,328.64 : 370,269.42 = 147,468.60 : x
  2. Step 2: Convert to fraction form
    268,328.64/370,269.42 = 147,468.60/x
  3. Step 3: Cross multiply
    268,328.64x = 370,269.42 × 147,468.60
  4. Step 4: Simplify right side
    268,328.64x = 54,603,112,990.21
  5. Step 5: Solve for x
    x = 54,603,112,990.21/268,328.64
  6. Step 6: Final answer
    x = 203,493.42

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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.