Home / 695,113.20-1,042,669.80-295,653.60

Finding the Fourth Proportional to 695,113.20, 1,042,669.80 and 295,653.60

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Solution

The fourth proportional to 695,113.20, 1,042,669.80 and 295,653.60 is: 443,480.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,113.20 : 1,042,669.80 = 295,653.60 : x
  2. Step 2: Convert to fraction form
    695,113.20/1,042,669.80 = 295,653.60/x
  3. Step 3: Cross multiply
    695,113.20x = 1,042,669.80 × 295,653.60
  4. Step 4: Simplify right side
    695,113.20x = 308,269,079,981.28
  5. Step 5: Solve for x
    x = 308,269,079,981.28/695,113.20
  6. Step 6: Final answer
    x = 443,480.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.