Home / 427,928.81-590,551.01-234,344.69

Finding the Fourth Proportional to 427,928.81, 590,551.01 and 234,344.69

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Solution

The fourth proportional to 427,928.81, 590,551.01 and 234,344.69 is: 323,400.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,928.81 : 590,551.01 = 234,344.69 : x
  2. Step 2: Convert to fraction form
    427,928.81/590,551.01 = 234,344.69/x
  3. Step 3: Cross multiply
    427,928.81x = 590,551.01 × 234,344.69
  4. Step 4: Simplify right side
    427,928.81x = 138,392,493,367.64
  5. Step 5: Solve for x
    x = 138,392,493,367.64/427,928.81
  6. Step 6: Final answer
    x = 323,400.74

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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.