Home / 336,031.60-504,047.40-211,615.60

Finding the Fourth Proportional to 336,031.60, 504,047.40 and 211,615.60

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Solution

The fourth proportional to 336,031.60, 504,047.40 and 211,615.60 is: 317,423.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,031.60 : 504,047.40 = 211,615.60 : x
  2. Step 2: Convert to fraction form
    336,031.60/504,047.40 = 211,615.60/x
  3. Step 3: Cross multiply
    336,031.60x = 504,047.40 × 211,615.60
  4. Step 4: Simplify right side
    336,031.60x = 106,664,292,979.44
  5. Step 5: Solve for x
    x = 106,664,292,979.44/336,031.60
  6. Step 6: Final answer
    x = 317,423.40

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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.