Home / 349,605.20-482,330.76-206,293.52

Finding the Fourth Proportional to 349,605.20, 482,330.76 and 206,293.52

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Solution

The fourth proportional to 349,605.20, 482,330.76 and 206,293.52 is: 284,611.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,605.20 : 482,330.76 = 206,293.52 : x
  2. Step 2: Convert to fraction form
    349,605.20/482,330.76 = 206,293.52/x
  3. Step 3: Cross multiply
    349,605.20x = 482,330.76 × 206,293.52
  4. Step 4: Simplify right side
    349,605.20x = 99,501,710,284.68
  5. Step 5: Solve for x
    x = 99,501,710,284.68/349,605.20
  6. Step 6: Final answer
    x = 284,611.64

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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.