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Finding the Fourth Proportional to 350,694.76, 483,988.26 and 214,728.04

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Solution

The fourth proportional to 350,694.76, 483,988.26 and 214,728.04 is: 296,342.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,694.76 : 483,988.26 = 214,728.04 : x
  2. Step 2: Convert to fraction form
    350,694.76/483,988.26 = 214,728.04/x
  3. Step 3: Cross multiply
    350,694.76x = 483,988.26 × 214,728.04
  4. Step 4: Simplify right side
    350,694.76x = 103,925,850,452.81
  5. Step 5: Solve for x
    x = 103,925,850,452.81/350,694.76
  6. Step 6: Final answer
    x = 296,342.75

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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.