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Finding the Fourth Proportional to 404,189.10, 606,502.35 and 167,555.70

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Solution

The fourth proportional to 404,189.10, 606,502.35 and 167,555.70 is: 251,424.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,189.10 : 606,502.35 = 167,555.70 : x
  2. Step 2: Convert to fraction form
    404,189.10/606,502.35 = 167,555.70/x
  3. Step 3: Cross multiply
    404,189.10x = 606,502.35 × 167,555.70
  4. Step 4: Simplify right side
    404,189.10x = 101,622,925,805.90
  5. Step 5: Solve for x
    x = 101,622,925,805.90/404,189.10
  6. Step 6: Final answer
    x = 251,424.21

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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.