Home / 794,942.94-1,097,020.47-455,412.54

Finding the Fourth Proportional to 794,942.94, 1,097,020.47 and 455,412.54

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Solution

The fourth proportional to 794,942.94, 1,097,020.47 and 455,412.54 is: 628,468.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,942.94 : 1,097,020.47 = 455,412.54 : x
  2. Step 2: Convert to fraction form
    794,942.94/1,097,020.47 = 455,412.54/x
  3. Step 3: Cross multiply
    794,942.94x = 1,097,020.47 × 455,412.54
  4. Step 4: Simplify right side
    794,942.94x = 499,596,878,674.69
  5. Step 5: Solve for x
    x = 499,596,878,674.69/794,942.94
  6. Step 6: Final answer
    x = 628,468.85

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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.