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Finding the Fourth Proportional to 298,807.93, 448,256.04 and 96,336.35

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Solution

The fourth proportional to 298,807.93, 448,256.04 and 96,336.35 is: 144,518.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,807.93 : 448,256.04 = 96,336.35 : x
  2. Step 2: Convert to fraction form
    298,807.93/448,256.04 = 96,336.35/x
  3. Step 3: Cross multiply
    298,807.93x = 448,256.04 × 96,336.35
  4. Step 4: Simplify right side
    298,807.93x = 43,183,350,759.05
  5. Step 5: Solve for x
    x = 43,183,350,759.05/298,807.93
  6. Step 6: Final answer
    x = 144,518.76

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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.