Home / 304,845.51-457,171.37-284,944.22

Finding the Fourth Proportional to 304,845.51, 457,171.37 and 284,944.22

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Solution

The fourth proportional to 304,845.51, 457,171.37 and 284,944.22 is: 427,325.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,845.51 : 457,171.37 = 284,944.22 : x
  2. Step 2: Convert to fraction form
    304,845.51/457,171.37 = 284,944.22/x
  3. Step 3: Cross multiply
    304,845.51x = 457,171.37 × 284,944.22
  4. Step 4: Simplify right side
    304,845.51x = 130,268,339,430.98
  5. Step 5: Solve for x
    x = 130,268,339,430.98/304,845.51
  6. Step 6: Final answer
    x = 427,325.76

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1.5x scale

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.