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Finding the Fourth Proportional to 448,159.24, 618,456.42 and 246,955.24

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Solution

The fourth proportional to 448,159.24, 618,456.42 and 246,955.24 is: 340,796.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,159.24 : 618,456.42 = 246,955.24 : x
  2. Step 2: Convert to fraction form
    448,159.24/618,456.42 = 246,955.24/x
  3. Step 3: Cross multiply
    448,159.24x = 618,456.42 × 246,955.24
  4. Step 4: Simplify right side
    448,159.24x = 152,731,053,630.64
  5. Step 5: Solve for x
    x = 152,731,053,630.64/448,159.24
  6. Step 6: Final answer
    x = 340,796.40

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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.