Home / 912,598.22-1,367,932-343,733.19

Finding the Fourth Proportional to 912,598.22, 1,367,932 and 343,733.19

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Solution

The fourth proportional to 912,598.22, 1,367,932 and 343,733.19 is: 515,236.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,598.22 : 1,367,932 = 343,733.19 : x
  2. Step 2: Convert to fraction form
    912,598.22/1,367,932 = 343,733.19/x
  3. Step 3: Cross multiply
    912,598.22x = 1,367,932 × 343,733.19
  4. Step 4: Simplify right side
    912,598.22x = 470,203,630,063.08
  5. Step 5: Solve for x
    x = 470,203,630,063.08/912,598.22
  6. Step 6: Final answer
    x = 515,236.19

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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.