Home / 348,734.99-481,130.38-227,945.90

Finding the Fourth Proportional to 348,734.99, 481,130.38 and 227,945.90

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Solution

The fourth proportional to 348,734.99, 481,130.38 and 227,945.90 is: 314,484.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,734.99 : 481,130.38 = 227,945.90 : x
  2. Step 2: Convert to fraction form
    348,734.99/481,130.38 = 227,945.90/x
  3. Step 3: Cross multiply
    348,734.99x = 481,130.38 × 227,945.90
  4. Step 4: Simplify right side
    348,734.99x = 109,671,694,510.93
  5. Step 5: Solve for x
    x = 109,671,694,510.93/348,734.99
  6. Step 6: Final answer
    x = 314,484.35

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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.