Home / 902,148.79-1,353,059.65-362,383.33

Finding the Fourth Proportional to 902,148.79, 1,353,059.65 and 362,383.33

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Solution

The fourth proportional to 902,148.79, 1,353,059.65 and 362,383.33 is: 543,509.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,148.79 : 1,353,059.65 = 362,383.33 : x
  2. Step 2: Convert to fraction form
    902,148.79/1,353,059.65 = 362,383.33/x
  3. Step 3: Cross multiply
    902,148.79x = 1,353,059.65 × 362,383.33
  4. Step 4: Simplify right side
    902,148.79x = 490,326,261,655.63
  5. Step 5: Solve for x
    x = 490,326,261,655.63/902,148.79
  6. Step 6: Final answer
    x = 543,509.30

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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.