Home / 379,548.64-569,303.52-113,311.36

Finding the Fourth Proportional to 379,548.64, 569,303.52 and 113,311.36

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Solution

The fourth proportional to 379,548.64, 569,303.52 and 113,311.36 is: 169,961.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,548.64 : 569,303.52 = 113,311.36 : x
  2. Step 2: Convert to fraction form
    379,548.64/569,303.52 = 113,311.36/x
  3. Step 3: Cross multiply
    379,548.64x = 569,303.52 × 113,311.36
  4. Step 4: Simplify right side
    379,548.64x = 64,508,556,103.99
  5. Step 5: Solve for x
    x = 64,508,556,103.99/379,548.64
  6. Step 6: Final answer
    x = 169,961.24

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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.