Home / 694,459.61-1,041,789.21-214,724.82

Finding the Fourth Proportional to 694,459.61, 1,041,789.21 and 214,724.82

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Solution

The fourth proportional to 694,459.61, 1,041,789.21 and 214,724.82 is: 322,118.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,459.61 : 1,041,789.21 = 214,724.82 : x
  2. Step 2: Convert to fraction form
    694,459.61/1,041,789.21 = 214,724.82/x
  3. Step 3: Cross multiply
    694,459.61x = 1,041,789.21 × 214,724.82
  4. Step 4: Simplify right side
    694,459.61x = 223,698,000,595.19
  5. Step 5: Solve for x
    x = 223,698,000,595.19/694,459.61
  6. Step 6: Final answer
    x = 322,118.09

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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.