Home / 823,830.54-1,234,873.89-374,866.68

Finding the Fourth Proportional to 823,830.54, 1,234,873.89 and 374,866.68

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Solution

The fourth proportional to 823,830.54, 1,234,873.89 and 374,866.68 is: 561,903.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,830.54 : 1,234,873.89 = 374,866.68 : x
  2. Step 2: Convert to fraction form
    823,830.54/1,234,873.89 = 374,866.68/x
  3. Step 3: Cross multiply
    823,830.54x = 1,234,873.89 × 374,866.68
  4. Step 4: Simplify right side
    823,830.54x = 462,913,075,362.99
  5. Step 5: Solve for x
    x = 462,913,075,362.99/823,830.54
  6. Step 6: Final answer
    x = 561,903.27

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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.