Home / 793,357.72-1,190,509.50-287,958.22

Finding the Fourth Proportional to 793,357.72, 1,190,509.50 and 287,958.22

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Solution

The fourth proportional to 793,357.72, 1,190,509.50 and 287,958.22 is: 432,108.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,357.72 : 1,190,509.50 = 287,958.22 : x
  2. Step 2: Convert to fraction form
    793,357.72/1,190,509.50 = 287,958.22/x
  3. Step 3: Cross multiply
    793,357.72x = 1,190,509.50 × 287,958.22
  4. Step 4: Simplify right side
    793,357.72x = 342,816,996,513.09
  5. Step 5: Solve for x
    x = 342,816,996,513.09/793,357.72
  6. Step 6: Final answer
    x = 432,108.98

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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.