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Finding the Fourth Proportional to 448,463.51, 618,884.47 and 244,512.77

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Solution

The fourth proportional to 448,463.51, 618,884.47 and 244,512.77 is: 337,430.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,463.51 : 618,884.47 = 244,512.77 : x
  2. Step 2: Convert to fraction form
    448,463.51/618,884.47 = 244,512.77/x
  3. Step 3: Cross multiply
    448,463.51x = 618,884.47 × 244,512.77
  4. Step 4: Simplify right side
    448,463.51x = 151,325,152,975.26
  5. Step 5: Solve for x
    x = 151,325,152,975.26/448,463.51
  6. Step 6: Final answer
    x = 337,430.25

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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.