Home / 338,240.18-467,085.22-253,209.62

Finding the Fourth Proportional to 338,240.18, 467,085.22 and 253,209.62

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Solution

The fourth proportional to 338,240.18, 467,085.22 and 253,209.62 is: 349,664.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,240.18 : 467,085.22 = 253,209.62 : x
  2. Step 2: Convert to fraction form
    338,240.18/467,085.22 = 253,209.62/x
  3. Step 3: Cross multiply
    338,240.18x = 467,085.22 × 253,209.62
  4. Step 4: Simplify right side
    338,240.18x = 118,270,471,063.82
  5. Step 5: Solve for x
    x = 118,270,471,063.82/338,240.18
  6. Step 6: Final answer
    x = 349,664.17

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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.