Home / 807,185.94-1,210,613.76-301,653.60

Finding the Fourth Proportional to 807,185.94, 1,210,613.76 and 301,653.60

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Solution

The fourth proportional to 807,185.94, 1,210,613.76 and 301,653.60 is: 452,418.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,185.94 : 1,210,613.76 = 301,653.60 : x
  2. Step 2: Convert to fraction form
    807,185.94/1,210,613.76 = 301,653.60/x
  3. Step 3: Cross multiply
    807,185.94x = 1,210,613.76 × 301,653.60
  4. Step 4: Simplify right side
    807,185.94x = 365,185,998,913.54
  5. Step 5: Solve for x
    x = 365,185,998,913.54/807,185.94
  6. Step 6: Final answer
    x = 452,418.68

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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.