Home / 756,308.64-1,043,700.94-416,777.16

Finding the Fourth Proportional to 756,308.64, 1,043,700.94 and 416,777.16

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Solution

The fourth proportional to 756,308.64, 1,043,700.94 and 416,777.16 is: 575,149.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,308.64 : 1,043,700.94 = 416,777.16 : x
  2. Step 2: Convert to fraction form
    756,308.64/1,043,700.94 = 416,777.16/x
  3. Step 3: Cross multiply
    756,308.64x = 1,043,700.94 × 416,777.16
  4. Step 4: Simplify right side
    756,308.64x = 434,990,713,662.53
  5. Step 5: Solve for x
    x = 434,990,713,662.53/756,308.64
  6. Step 6: Final answer
    x = 575,149.73

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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.