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Finding the Fourth Proportional to 448,783.74, 619,323.30 and 244,839.24

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Solution

The fourth proportional to 448,783.74, 619,323.30 and 244,839.24 is: 337,879.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,783.74 : 619,323.30 = 244,839.24 : x
  2. Step 2: Convert to fraction form
    448,783.74/619,323.30 = 244,839.24/x
  3. Step 3: Cross multiply
    448,783.74x = 619,323.30 × 244,839.24
  4. Step 4: Simplify right side
    448,783.74x = 151,634,646,086.29
  5. Step 5: Solve for x
    x = 151,634,646,086.29/448,783.74
  6. Step 6: Final answer
    x = 337,879.10

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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.