Home / 794,602.18-1,192,652.31-289,651.21

Finding the Fourth Proportional to 794,602.18, 1,192,652.31 and 289,651.21

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Solution

The fourth proportional to 794,602.18, 1,192,652.31 and 289,651.21 is: 434,749.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,602.18 : 1,192,652.31 = 289,651.21 : x
  2. Step 2: Convert to fraction form
    794,602.18/1,192,652.31 = 289,651.21/x
  3. Step 3: Cross multiply
    794,602.18x = 1,192,652.31 × 289,651.21
  4. Step 4: Simplify right side
    794,602.18x = 345,453,184,700.80
  5. Step 5: Solve for x
    x = 345,453,184,700.80/794,602.18
  6. Step 6: Final answer
    x = 434,749.86

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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.