Home / 340,848.36-470,376.36-189,945.36

Finding the Fourth Proportional to 340,848.36, 470,376.36 and 189,945.36

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Solution

The fourth proportional to 340,848.36, 470,376.36 and 189,945.36 is: 262,127.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,848.36 : 470,376.36 = 189,945.36 : x
  2. Step 2: Convert to fraction form
    340,848.36/470,376.36 = 189,945.36/x
  3. Step 3: Cross multiply
    340,848.36x = 470,376.36 × 189,945.36
  4. Step 4: Simplify right side
    340,848.36x = 89,345,807,035.69
  5. Step 5: Solve for x
    x = 89,345,807,035.69/340,848.36
  6. Step 6: Final answer
    x = 262,127.73

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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.