Home / 343,772.24-474,299.32-200,430.80

Finding the Fourth Proportional to 343,772.24, 474,299.32 and 200,430.80

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Solution

The fourth proportional to 343,772.24, 474,299.32 and 200,430.80 is: 276,532.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,772.24 : 474,299.32 = 200,430.80 : x
  2. Step 2: Convert to fraction form
    343,772.24/474,299.32 = 200,430.80/x
  3. Step 3: Cross multiply
    343,772.24x = 474,299.32 × 200,430.80
  4. Step 4: Simplify right side
    343,772.24x = 95,064,192,147.06
  5. Step 5: Solve for x
    x = 95,064,192,147.06/343,772.24
  6. Step 6: Final answer
    x = 276,532.49

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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.