Home / 662,932.90-993,733.50-213,323.32

Finding the Fourth Proportional to 662,932.90, 993,733.50 and 213,323.32

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Solution

The fourth proportional to 662,932.90, 993,733.50 and 213,323.32 is: 319,770.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,932.90 : 993,733.50 = 213,323.32 : x
  2. Step 2: Convert to fraction form
    662,932.90/993,733.50 = 213,323.32/x
  3. Step 3: Cross multiply
    662,932.90x = 993,733.50 × 213,323.32
  4. Step 4: Simplify right side
    662,932.90x = 211,986,529,415.22
  5. Step 5: Solve for x
    x = 211,986,529,415.22/662,932.90
  6. Step 6: Final answer
    x = 319,770.72

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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.