Home / 909,522.45-1,364,288.40-235,556.55

Finding the Fourth Proportional to 909,522.45, 1,364,288.40 and 235,556.55

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Solution

The fourth proportional to 909,522.45, 1,364,288.40 and 235,556.55 is: 353,336.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,522.45 : 1,364,288.40 = 235,556.55 : x
  2. Step 2: Convert to fraction form
    909,522.45/1,364,288.40 = 235,556.55/x
  3. Step 3: Cross multiply
    909,522.45x = 1,364,288.40 × 235,556.55
  4. Step 4: Simplify right side
    909,522.45x = 321,367,068,709.02
  5. Step 5: Solve for x
    x = 321,367,068,709.02/909,522.45
  6. Step 6: Final answer
    x = 353,336.05

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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.