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Finding the Fourth Proportional to 602,107.56, 903,161.46 and 181,383.48

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Solution

The fourth proportional to 602,107.56, 903,161.46 and 181,383.48 is: 272,075.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,107.56 : 903,161.46 = 181,383.48 : x
  2. Step 2: Convert to fraction form
    602,107.56/903,161.46 = 181,383.48/x
  3. Step 3: Cross multiply
    602,107.56x = 903,161.46 × 181,383.48
  4. Step 4: Simplify right side
    602,107.56x = 163,818,568,616.68
  5. Step 5: Solve for x
    x = 163,818,568,616.68/602,107.56
  6. Step 6: Final answer
    x = 272,075.26

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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.