Home / 313,258.03-432,296.39-170,018.13

Finding the Fourth Proportional to 313,258.03, 432,296.39 and 170,018.13

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Solution

The fourth proportional to 313,258.03, 432,296.39 and 170,018.13 is: 234,625.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,258.03 : 432,296.39 = 170,018.13 : x
  2. Step 2: Convert to fraction form
    313,258.03/432,296.39 = 170,018.13/x
  3. Step 3: Cross multiply
    313,258.03x = 432,296.39 × 170,018.13
  4. Step 4: Simplify right side
    313,258.03x = 73,498,225,879.71
  5. Step 5: Solve for x
    x = 73,498,225,879.71/313,258.03
  6. Step 6: Final answer
    x = 234,625.20

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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.