Home / 346,915.58-520,456.19-110,258.69

Finding the Fourth Proportional to 346,915.58, 520,456.19 and 110,258.69

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Solution

The fourth proportional to 346,915.58, 520,456.19 and 110,258.69 is: 165,414.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,915.58 : 520,456.19 = 110,258.69 : x
  2. Step 2: Convert to fraction form
    346,915.58/520,456.19 = 110,258.69/x
  3. Step 3: Cross multiply
    346,915.58x = 520,456.19 × 110,258.69
  4. Step 4: Simplify right side
    346,915.58x = 57,384,814,558.22
  5. Step 5: Solve for x
    x = 57,384,814,558.22/346,915.58
  6. Step 6: Final answer
    x = 165,414.35

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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.