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Finding the Fourth Proportional to 448,054.34, 618,314.72 and 246,850.34

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Solution

The fourth proportional to 448,054.34, 618,314.72 and 246,850.34 is: 340,653.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,054.34 : 618,314.72 = 246,850.34 : x
  2. Step 2: Convert to fraction form
    448,054.34/618,314.72 = 246,850.34/x
  3. Step 3: Cross multiply
    448,054.34x = 618,314.72 × 246,850.34
  4. Step 4: Simplify right side
    448,054.34x = 152,631,194,533.18
  5. Step 5: Solve for x
    x = 152,631,194,533.18/448,054.34
  6. Step 6: Final answer
    x = 340,653.32

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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.