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Finding the Fourth Proportional to 298,065.77, 448,776.73 and 262,753.93

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Solution

The fourth proportional to 298,065.77, 448,776.73 and 262,753.93 is: 395,610.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,065.77 : 448,776.73 = 262,753.93 : x
  2. Step 2: Convert to fraction form
    298,065.77/448,776.73 = 262,753.93/x
  3. Step 3: Cross multiply
    298,065.77x = 448,776.73 × 262,753.93
  4. Step 4: Simplify right side
    298,065.77x = 117,917,847,126.10
  5. Step 5: Solve for x
    x = 117,917,847,126.10/298,065.77
  6. Step 6: Final answer
    x = 395,610.15

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.