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Finding the Fourth Proportional to 448,313.52, 618,668.60 and 244,364.40

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Solution

The fourth proportional to 448,313.52, 618,668.60 and 244,364.40 is: 337,220.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,313.52 : 618,668.60 = 244,364.40 : x
  2. Step 2: Convert to fraction form
    448,313.52/618,668.60 = 244,364.40/x
  3. Step 3: Cross multiply
    448,313.52x = 618,668.60 × 244,364.40
  4. Step 4: Simplify right side
    448,313.52x = 151,180,581,237.84
  5. Step 5: Solve for x
    x = 151,180,581,237.84/448,313.52
  6. Step 6: Final answer
    x = 337,220.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.