Home / 348,970.14-481,456.16-228,182.13

Finding the Fourth Proportional to 348,970.14, 481,456.16 and 228,182.13

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Solution

The fourth proportional to 348,970.14, 481,456.16 and 228,182.13 is: 314,811.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,970.14 : 481,456.16 = 228,182.13 : x
  2. Step 2: Convert to fraction form
    348,970.14/481,456.16 = 228,182.13/x
  3. Step 3: Cross multiply
    348,970.14x = 481,456.16 × 228,182.13
  4. Step 4: Simplify right side
    348,970.14x = 109,859,692,153.15
  5. Step 5: Solve for x
    x = 109,859,692,153.15/348,970.14
  6. Step 6: Final answer
    x = 314,811.15

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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.