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Finding the Fourth Proportional to 350,677.58, 484,111.04 and 230,003.78

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Solution

The fourth proportional to 350,677.58, 484,111.04 and 230,003.78 is: 317,520.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,677.58 : 484,111.04 = 230,003.78 : x
  2. Step 2: Convert to fraction form
    350,677.58/484,111.04 = 230,003.78/x
  3. Step 3: Cross multiply
    350,677.58x = 484,111.04 × 230,003.78
  4. Step 4: Simplify right side
    350,677.58x = 111,347,365,569.16
  5. Step 5: Solve for x
    x = 111,347,365,569.16/350,677.58
  6. Step 6: Final answer
    x = 317,520.63

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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.