Home / 446,002.18-615,993.86-293,721.03

Finding the Fourth Proportional to 446,002.18, 615,993.86 and 293,721.03

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Solution

The fourth proportional to 446,002.18, 615,993.86 and 293,721.03 is: 405,671.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,002.18 : 615,993.86 = 293,721.03 : x
  2. Step 2: Convert to fraction form
    446,002.18/615,993.86 = 293,721.03/x
  3. Step 3: Cross multiply
    446,002.18x = 615,993.86 × 293,721.03
  4. Step 4: Simplify right side
    446,002.18x = 180,930,351,767.18
  5. Step 5: Solve for x
    x = 180,930,351,767.18/446,002.18
  6. Step 6: Final answer
    x = 405,671.45

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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.