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Finding the Fourth Proportional to 636,088.32, 954,132.48 and 236,718.72

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Solution

The fourth proportional to 636,088.32, 954,132.48 and 236,718.72 is: 355,078.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,088.32 : 954,132.48 = 236,718.72 : x
  2. Step 2: Convert to fraction form
    636,088.32/954,132.48 = 236,718.72/x
  3. Step 3: Cross multiply
    636,088.32x = 954,132.48 × 236,718.72
  4. Step 4: Simplify right side
    636,088.32x = 225,861,019,376.03
  5. Step 5: Solve for x
    x = 225,861,019,376.03/636,088.32
  6. Step 6: Final answer
    x = 355,078.08

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Similar ratio
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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.