Home / 448,107.15-618,380.05-244,159.76

Finding the Fourth Proportional to 448,107.15, 618,380.05 and 244,159.76

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Solution

The fourth proportional to 448,107.15, 618,380.05 and 244,159.76 is: 336,936.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,107.15 : 618,380.05 = 244,159.76 : x
  2. Step 2: Convert to fraction form
    448,107.15/618,380.05 = 244,159.76/x
  3. Step 3: Cross multiply
    448,107.15x = 618,380.05 × 244,159.76
  4. Step 4: Simplify right side
    448,107.15x = 150,983,525,532.34
  5. Step 5: Solve for x
    x = 150,983,525,532.34/448,107.15
  6. Step 6: Final answer
    x = 336,936.21

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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.