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Finding the Fourth Proportional to 350,276.48, 483,213.75 and 336,696.56

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Solution

The fourth proportional to 350,276.48, 483,213.75 and 336,696.56 is: 464,479.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,276.48 : 483,213.75 = 336,696.56 : x
  2. Step 2: Convert to fraction form
    350,276.48/483,213.75 = 336,696.56/x
  3. Step 3: Cross multiply
    350,276.48x = 483,213.75 × 336,696.56
  4. Step 4: Simplify right side
    350,276.48x = 162,696,405,503.07
  5. Step 5: Solve for x
    x = 162,696,405,503.07/350,276.48
  6. Step 6: Final answer
    x = 464,479.96

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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.