Home / 649,226.04-974,188.98-270,408.48

Finding the Fourth Proportional to 649,226.04, 974,188.98 and 270,408.48

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Solution

The fourth proportional to 649,226.04, 974,188.98 and 270,408.48 is: 405,758.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,226.04 : 974,188.98 = 270,408.48 : x
  2. Step 2: Convert to fraction form
    649,226.04/974,188.98 = 270,408.48/x
  3. Step 3: Cross multiply
    649,226.04x = 974,188.98 × 270,408.48
  4. Step 4: Simplify right side
    649,226.04x = 263,428,961,314.55
  5. Step 5: Solve for x
    x = 263,428,961,314.55/649,226.04
  6. Step 6: Final answer
    x = 405,758.46

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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.