Home / 465,528.74-698,599.33-255,314.30

Finding the Fourth Proportional to 465,528.74, 698,599.33 and 255,314.30

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Solution

The fourth proportional to 465,528.74, 698,599.33 and 255,314.30 is: 383,139.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,528.74 : 698,599.33 = 255,314.30 : x
  2. Step 2: Convert to fraction form
    465,528.74/698,599.33 = 255,314.30/x
  3. Step 3: Cross multiply
    465,528.74x = 698,599.33 × 255,314.30
  4. Step 4: Simplify right side
    465,528.74x = 178,362,394,788.14
  5. Step 5: Solve for x
    x = 178,362,394,788.14/465,528.74
  6. Step 6: Final answer
    x = 383,139.39

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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.