Home / 939,902.61-1,410,083.55-300,206.48

Finding the Fourth Proportional to 939,902.61, 1,410,083.55 and 300,206.48

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Solution

The fourth proportional to 939,902.61, 1,410,083.55 and 300,206.48 is: 450,383.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,902.61 : 1,410,083.55 = 300,206.48 : x
  2. Step 2: Convert to fraction form
    939,902.61/1,410,083.55 = 300,206.48/x
  3. Step 3: Cross multiply
    939,902.61x = 1,410,083.55 × 300,206.48
  4. Step 4: Simplify right side
    939,902.61x = 423,316,212,000.99
  5. Step 5: Solve for x
    x = 423,316,212,000.99/939,902.61
  6. Step 6: Final answer
    x = 450,383.06

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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.