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Finding the Fourth Proportional to 350,883, 484,189.11 and 207,617.94

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Solution

The fourth proportional to 350,883, 484,189.11 and 207,617.94 is: 286,495.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,883 : 484,189.11 = 207,617.94 : x
  2. Step 2: Convert to fraction form
    350,883/484,189.11 = 207,617.94/x
  3. Step 3: Cross multiply
    350,883x = 484,189.11 × 207,617.94
  4. Step 4: Simplify right side
    350,883x = 100,526,345,588.63
  5. Step 5: Solve for x
    x = 100,526,345,588.63/350,883
  6. Step 6: Final answer
    x = 286,495.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.