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Finding the Fourth Proportional to 842,633, 1,162,684.06 and 498,483.44

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Solution

The fourth proportional to 842,633, 1,162,684.06 and 498,483.44 is: 687,818.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,633 : 1,162,684.06 = 498,483.44 : x
  2. Step 2: Convert to fraction form
    842,633/1,162,684.06 = 498,483.44/x
  3. Step 3: Cross multiply
    842,633x = 1,162,684.06 × 498,483.44
  4. Step 4: Simplify right side
    842,633x = 579,578,749,861.97
  5. Step 5: Solve for x
    x = 579,578,749,861.97/842,633
  6. Step 6: Final answer
    x = 687,818.72

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.