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Finding the Fourth Proportional to 649,269.60, 973,443.60 and 294,453.60

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Solution

The fourth proportional to 649,269.60, 973,443.60 and 294,453.60 is: 441,471.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,269.60 : 973,443.60 = 294,453.60 : x
  2. Step 2: Convert to fraction form
    649,269.60/973,443.60 = 294,453.60/x
  3. Step 3: Cross multiply
    649,269.60x = 973,443.60 × 294,453.60
  4. Step 4: Simplify right side
    649,269.60x = 286,633,972,416.96
  5. Step 5: Solve for x
    x = 286,633,972,416.96/649,269.60
  6. Step 6: Final answer
    x = 441,471.42

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1.5x scale

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.