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Finding the Fourth Proportional to 592,791.68, 889,189.65 and 143,511.68

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Solution

The fourth proportional to 592,791.68, 889,189.65 and 143,511.68 is: 215,268.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,791.68 : 889,189.65 = 143,511.68 : x
  2. Step 2: Convert to fraction form
    592,791.68/889,189.65 = 143,511.68/x
  3. Step 3: Cross multiply
    592,791.68x = 889,189.65 × 143,511.68
  4. Step 4: Simplify right side
    592,791.68x = 127,609,102,733.09
  5. Step 5: Solve for x
    x = 127,609,102,733.09/592,791.68
  6. Step 6: Final answer
    x = 215,268.04

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Similar ratio
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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.