Home / 273,825.84-378,399.28-197,595.12

Finding the Fourth Proportional to 273,825.84, 378,399.28 and 197,595.12

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Solution

The fourth proportional to 273,825.84, 378,399.28 and 197,595.12 is: 273,056.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,825.84 : 378,399.28 = 197,595.12 : x
  2. Step 2: Convert to fraction form
    273,825.84/378,399.28 = 197,595.12/x
  3. Step 3: Cross multiply
    273,825.84x = 378,399.28 × 197,595.12
  4. Step 4: Simplify right side
    273,825.84x = 74,769,851,139.51
  5. Step 5: Solve for x
    x = 74,769,851,139.51/273,825.84
  6. Step 6: Final answer
    x = 273,056.23

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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.