Home / 341,112.14-470,676.02-218,711.56

Finding the Fourth Proportional to 341,112.14, 470,676.02 and 218,711.56

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Solution

The fourth proportional to 341,112.14, 470,676.02 and 218,711.56 is: 301,784.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,112.14 : 470,676.02 = 218,711.56 : x
  2. Step 2: Convert to fraction form
    341,112.14/470,676.02 = 218,711.56/x
  3. Step 3: Cross multiply
    341,112.14x = 470,676.02 × 218,711.56
  4. Step 4: Simplify right side
    341,112.14x = 102,942,286,588.79
  5. Step 5: Solve for x
    x = 102,942,286,588.79/341,112.14
  6. Step 6: Final answer
    x = 301,784.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.