Home / 912,598.42-1,367,932.30-343,733.39

Finding the Fourth Proportional to 912,598.42, 1,367,932.30 and 343,733.39

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Solution

The fourth proportional to 912,598.42, 1,367,932.30 and 343,733.39 is: 515,236.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,598.42 : 1,367,932.30 = 343,733.39 : x
  2. Step 2: Convert to fraction form
    912,598.42/1,367,932.30 = 343,733.39/x
  3. Step 3: Cross multiply
    912,598.42x = 1,367,932.30 × 343,733.39
  4. Step 4: Simplify right side
    912,598.42x = 470,204,010,619.00
  5. Step 5: Solve for x
    x = 470,204,010,619.00/912,598.42
  6. Step 6: Final answer
    x = 515,236.49

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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.