Home / 670,926.42-1,006,608.33-315,976.32

Finding the Fourth Proportional to 670,926.42, 1,006,608.33 and 315,976.32

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Solution

The fourth proportional to 670,926.42, 1,006,608.33 and 315,976.32 is: 474,067.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,926.42 : 1,006,608.33 = 315,976.32 : x
  2. Step 2: Convert to fraction form
    670,926.42/1,006,608.33 = 315,976.32/x
  3. Step 3: Cross multiply
    670,926.42x = 1,006,608.33 × 315,976.32
  4. Step 4: Simplify right side
    670,926.42x = 318,064,395,794.75
  5. Step 5: Solve for x
    x = 318,064,395,794.75/670,926.42
  6. Step 6: Final answer
    x = 474,067.48

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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.