Home / 548,762.40-823,235.04-188,919.36

Finding the Fourth Proportional to 548,762.40, 823,235.04 and 188,919.36

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Solution

The fourth proportional to 548,762.40, 823,235.04 and 188,919.36 is: 283,410.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,762.40 : 823,235.04 = 188,919.36 : x
  2. Step 2: Convert to fraction form
    548,762.40/823,235.04 = 188,919.36/x
  3. Step 3: Cross multiply
    548,762.40x = 823,235.04 × 188,919.36
  4. Step 4: Simplify right side
    548,762.40x = 155,525,036,886.37
  5. Step 5: Solve for x
    x = 155,525,036,886.37/548,762.40
  6. Step 6: Final answer
    x = 283,410.52

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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.