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Finding the Fourth Proportional to 635,549.94, 953,324.61 and 162,235.15

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Solution

The fourth proportional to 635,549.94, 953,324.61 and 162,235.15 is: 243,352.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,549.94 : 953,324.61 = 162,235.15 : x
  2. Step 2: Convert to fraction form
    635,549.94/953,324.61 = 162,235.15/x
  3. Step 3: Cross multiply
    635,549.94x = 953,324.61 × 162,235.15
  4. Step 4: Simplify right side
    635,549.94x = 154,662,758,110.35
  5. Step 5: Solve for x
    x = 154,662,758,110.35/635,549.94
  6. Step 6: Final answer
    x = 243,352.64

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Double scale
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Similar ratio
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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.