Home / 436,828.51-603,009.35-293,671.59

Finding the Fourth Proportional to 436,828.51, 603,009.35 and 293,671.59

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Solution

The fourth proportional to 436,828.51, 603,009.35 and 293,671.59 is: 405,391.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,828.51 : 603,009.35 = 293,671.59 : x
  2. Step 2: Convert to fraction form
    436,828.51/603,009.35 = 293,671.59/x
  3. Step 3: Cross multiply
    436,828.51x = 603,009.35 × 293,671.59
  4. Step 4: Simplify right side
    436,828.51x = 177,086,714,599.37
  5. Step 5: Solve for x
    x = 177,086,714,599.37/436,828.51
  6. Step 6: Final answer
    x = 405,391.84

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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.