Home / 694,459.18-1,041,788.56-214,724.35

Finding the Fourth Proportional to 694,459.18, 1,041,788.56 and 214,724.35

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Solution

The fourth proportional to 694,459.18, 1,041,788.56 and 214,724.35 is: 322,117.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,459.18 : 1,041,788.56 = 214,724.35 : x
  2. Step 2: Convert to fraction form
    694,459.18/1,041,788.56 = 214,724.35/x
  3. Step 3: Cross multiply
    694,459.18x = 1,041,788.56 × 214,724.35
  4. Step 4: Simplify right side
    694,459.18x = 223,697,371,383.44
  5. Step 5: Solve for x
    x = 223,697,371,383.44/694,459.18
  6. Step 6: Final answer
    x = 322,117.38

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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.