Home / 298,925.19-446,406.39-262,708.47

Finding the Fourth Proportional to 298,925.19, 446,406.39 and 262,708.47

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Solution

The fourth proportional to 298,925.19, 446,406.39 and 262,708.47 is: 392,321.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,925.19 : 446,406.39 = 262,708.47 : x
  2. Step 2: Convert to fraction form
    298,925.19/446,406.39 = 262,708.47/x
  3. Step 3: Cross multiply
    298,925.19x = 446,406.39 × 262,708.47
  4. Step 4: Simplify right side
    298,925.19x = 117,274,739,715.12
  5. Step 5: Solve for x
    x = 117,274,739,715.12/298,925.19
  6. Step 6: Final answer
    x = 392,321.37

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.