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Finding the Fourth Proportional to 448,001.31, 618,241.53 and 246,797.31

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Solution

The fourth proportional to 448,001.31, 618,241.53 and 246,797.31 is: 340,580.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,001.31 : 618,241.53 = 246,797.31 : x
  2. Step 2: Convert to fraction form
    448,001.31/618,241.53 = 246,797.31/x
  3. Step 3: Cross multiply
    448,001.31x = 618,241.53 × 246,797.31
  4. Step 4: Simplify right side
    448,001.31x = 152,580,346,534.28
  5. Step 5: Solve for x
    x = 152,580,346,534.28/448,001.31
  6. Step 6: Final answer
    x = 340,580.13

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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.