Home / 344,416.19-475,300.07-189,374.03

Finding the Fourth Proportional to 344,416.19, 475,300.07 and 189,374.03

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Solution

The fourth proportional to 344,416.19, 475,300.07 and 189,374.03 is: 261,339.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,416.19 : 475,300.07 = 189,374.03 : x
  2. Step 2: Convert to fraction form
    344,416.19/475,300.07 = 189,374.03/x
  3. Step 3: Cross multiply
    344,416.19x = 475,300.07 × 189,374.03
  4. Step 4: Simplify right side
    344,416.19x = 90,009,489,715.18
  5. Step 5: Solve for x
    x = 90,009,489,715.18/344,416.19
  6. Step 6: Final answer
    x = 261,339.31

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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.