Home / 298,928.19-446,410.86-262,711.47

Finding the Fourth Proportional to 298,928.19, 446,410.86 and 262,711.47

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Solution

The fourth proportional to 298,928.19, 446,410.86 and 262,711.47 is: 392,325.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,928.19 : 446,410.86 = 262,711.47 : x
  2. Step 2: Convert to fraction form
    298,928.19/446,410.86 = 262,711.47/x
  3. Step 3: Cross multiply
    298,928.19x = 446,410.86 × 262,711.47
  4. Step 4: Simplify right side
    298,928.19x = 117,277,253,254.56
  5. Step 5: Solve for x
    x = 117,277,253,254.56/298,928.19
  6. Step 6: Final answer
    x = 392,325.84

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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.