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Finding the Fourth Proportional to 448,768, 619,311.56 and 244,822.24

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Solution

The fourth proportional to 448,768, 619,311.56 and 244,822.24 is: 337,861.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,768 : 619,311.56 = 244,822.24 : x
  2. Step 2: Convert to fraction form
    448,768/619,311.56 = 244,822.24/x
  3. Step 3: Cross multiply
    448,768x = 619,311.56 × 244,822.24
  4. Step 4: Simplify right side
    448,768x = 151,621,243,377.09
  5. Step 5: Solve for x
    x = 151,621,243,377.09/448,768
  6. Step 6: Final answer
    x = 337,861.08

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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.