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Finding the Fourth Proportional to 360,395.26, 497,347.41 and 197,052.28

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Solution

The fourth proportional to 360,395.26, 497,347.41 and 197,052.28 is: 271,933.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,395.26 : 497,347.41 = 197,052.28 : x
  2. Step 2: Convert to fraction form
    360,395.26/497,347.41 = 197,052.28/x
  3. Step 3: Cross multiply
    360,395.26x = 497,347.41 × 197,052.28
  4. Step 4: Simplify right side
    360,395.26x = 98,003,441,092.59
  5. Step 5: Solve for x
    x = 98,003,441,092.59/360,395.26
  6. Step 6: Final answer
    x = 271,933.21

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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.