Home / 793,262.47-1,190,366.48-287,862.88

Finding the Fourth Proportional to 793,262.47, 1,190,366.48 and 287,862.88

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Solution

The fourth proportional to 793,262.47, 1,190,366.48 and 287,862.88 is: 431,965.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,262.47 : 1,190,366.48 = 287,862.88 : x
  2. Step 2: Convert to fraction form
    793,262.47/1,190,366.48 = 287,862.88/x
  3. Step 3: Cross multiply
    793,262.47x = 1,190,366.48 × 287,862.88
  4. Step 4: Simplify right side
    793,262.47x = 342,662,321,748.95
  5. Step 5: Solve for x
    x = 342,662,321,748.95/793,262.47
  6. Step 6: Final answer
    x = 431,965.88

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Double scale
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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.