Home / 793,260.20-1,190,363.08-287,860.60

Finding the Fourth Proportional to 793,260.20, 1,190,363.08 and 287,860.60

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Solution

The fourth proportional to 793,260.20, 1,190,363.08 and 287,860.60 is: 431,962.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,260.20 : 1,190,363.08 = 287,860.60 : x
  2. Step 2: Convert to fraction form
    793,260.20/1,190,363.08 = 287,860.60/x
  3. Step 3: Cross multiply
    793,260.20x = 1,190,363.08 × 287,860.60
  4. Step 4: Simplify right side
    793,260.20x = 342,658,630,426.65
  5. Step 5: Solve for x
    x = 342,658,630,426.65/793,260.20
  6. Step 6: Final answer
    x = 431,962.46

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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.