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Finding the Fourth Proportional to 435,086.60, 601,031.22 and 335,761.16

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Solution

The fourth proportional to 435,086.60, 601,031.22 and 335,761.16 is: 463,822.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,086.60 : 601,031.22 = 335,761.16 : x
  2. Step 2: Convert to fraction form
    435,086.60/601,031.22 = 335,761.16/x
  3. Step 3: Cross multiply
    435,086.60x = 601,031.22 × 335,761.16
  4. Step 4: Simplify right side
    435,086.60x = 201,802,939,623.42
  5. Step 5: Solve for x
    x = 201,802,939,623.42/435,086.60
  6. Step 6: Final answer
    x = 463,822.47

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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.