Home / 313,258.20-432,296.73-170,018.25

Finding the Fourth Proportional to 313,258.20, 432,296.73 and 170,018.25

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Solution

The fourth proportional to 313,258.20, 432,296.73 and 170,018.25 is: 234,625.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,258.20 : 432,296.73 = 170,018.25 : x
  2. Step 2: Convert to fraction form
    313,258.20/432,296.73 = 170,018.25/x
  3. Step 3: Cross multiply
    313,258.20x = 432,296.73 × 170,018.25
  4. Step 4: Simplify right side
    313,258.20x = 73,498,333,515.32
  5. Step 5: Solve for x
    x = 73,498,333,515.32/313,258.20
  6. Step 6: Final answer
    x = 234,625.41

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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.