Home / 307,736.40-460,770.48-159,681.36

Finding the Fourth Proportional to 307,736.40, 460,770.48 and 159,681.36

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Solution

The fourth proportional to 307,736.40, 460,770.48 and 159,681.36 is: 239,089.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,736.40 : 460,770.48 = 159,681.36 : x
  2. Step 2: Convert to fraction form
    307,736.40/460,770.48 = 159,681.36/x
  3. Step 3: Cross multiply
    307,736.40x = 460,770.48 × 159,681.36
  4. Step 4: Simplify right side
    307,736.40x = 73,576,456,894.25
  5. Step 5: Solve for x
    x = 73,576,456,894.25/307,736.40
  6. Step 6: Final answer
    x = 239,089.22

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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.