Home / 667,808.22-1,001,828.98-293,821.50

Finding the Fourth Proportional to 667,808.22, 1,001,828.98 and 293,821.50

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Solution

The fourth proportional to 667,808.22, 1,001,828.98 and 293,821.50 is: 440,783.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,808.22 : 1,001,828.98 = 293,821.50 : x
  2. Step 2: Convert to fraction form
    667,808.22/1,001,828.98 = 293,821.50/x
  3. Step 3: Cross multiply
    667,808.22x = 1,001,828.98 × 293,821.50
  4. Step 4: Simplify right side
    667,808.22x = 294,358,893,647.07
  5. Step 5: Solve for x
    x = 294,358,893,647.07/667,808.22
  6. Step 6: Final answer
    x = 440,783.57

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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.