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Finding the Fourth Proportional to 635,498.16, 953,246.42 and 162,183.54

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Solution

The fourth proportional to 635,498.16, 953,246.42 and 162,183.54 is: 243,275.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,498.16 : 953,246.42 = 162,183.54 : x
  2. Step 2: Convert to fraction form
    635,498.16/953,246.42 = 162,183.54/x
  3. Step 3: Cross multiply
    635,498.16x = 953,246.42 × 162,183.54
  4. Step 4: Simplify right side
    635,498.16x = 154,600,878,887.93
  5. Step 5: Solve for x
    x = 154,600,878,887.93/635,498.16
  6. Step 6: Final answer
    x = 243,275.10

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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.