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Finding the Fourth Proportional to 636,133.55, 954,199.71 and 162,818.15

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Solution

The fourth proportional to 636,133.55, 954,199.71 and 162,818.15 is: 244,227.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,133.55 : 954,199.71 = 162,818.15 : x
  2. Step 2: Convert to fraction form
    636,133.55/954,199.71 = 162,818.15/x
  3. Step 3: Cross multiply
    636,133.55x = 954,199.71 × 162,818.15
  4. Step 4: Simplify right side
    636,133.55x = 155,361,026,741.74
  5. Step 5: Solve for x
    x = 155,361,026,741.74/636,133.55
  6. Step 6: Final answer
    x = 244,227.06

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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.