Home / 343,715.08-474,219.49-198,502.24

Finding the Fourth Proportional to 343,715.08, 474,219.49 and 198,502.24

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Solution

The fourth proportional to 343,715.08, 474,219.49 and 198,502.24 is: 273,871.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,715.08 : 474,219.49 = 198,502.24 : x
  2. Step 2: Convert to fraction form
    343,715.08/474,219.49 = 198,502.24/x
  3. Step 3: Cross multiply
    343,715.08x = 474,219.49 × 198,502.24
  4. Step 4: Simplify right side
    343,715.08x = 94,133,627,653.05
  5. Step 5: Solve for x
    x = 94,133,627,653.05/343,715.08
  6. Step 6: Final answer
    x = 273,871.11

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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.