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Finding the Fourth Proportional to 448,509.96, 618,935.85 and 244,562.49

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Solution

The fourth proportional to 448,509.96, 618,935.85 and 244,562.49 is: 337,491.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,509.96 : 618,935.85 = 244,562.49 : x
  2. Step 2: Convert to fraction form
    448,509.96/618,935.85 = 244,562.49/x
  3. Step 3: Cross multiply
    448,509.96x = 618,935.85 × 244,562.49
  4. Step 4: Simplify right side
    448,509.96x = 151,368,492,626.27
  5. Step 5: Solve for x
    x = 151,368,492,626.27/448,509.96
  6. Step 6: Final answer
    x = 337,491.93

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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.