Home / 794,339.75-1,191,135.20-288,544.16

Finding the Fourth Proportional to 794,339.75, 1,191,135.20 and 288,544.16

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Solution

The fourth proportional to 794,339.75, 1,191,135.20 and 288,544.16 is: 432,680.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,339.75 : 1,191,135.20 = 288,544.16 : x
  2. Step 2: Convert to fraction form
    794,339.75/1,191,135.20 = 288,544.16/x
  3. Step 3: Cross multiply
    794,339.75x = 1,191,135.20 × 288,544.16
  4. Step 4: Simplify right side
    794,339.75x = 343,695,098,332.04
  5. Step 5: Solve for x
    x = 343,695,098,332.04/794,339.75
  6. Step 6: Final answer
    x = 432,680.22

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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.