Home / 260,396.51-359,343.95-152,976.33

Finding the Fourth Proportional to 260,396.51, 359,343.95 and 152,976.33

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Solution

The fourth proportional to 260,396.51, 359,343.95 and 152,976.33 is: 211,105.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,396.51 : 359,343.95 = 152,976.33 : x
  2. Step 2: Convert to fraction form
    260,396.51/359,343.95 = 152,976.33/x
  3. Step 3: Cross multiply
    260,396.51x = 359,343.95 × 152,976.33
  4. Step 4: Simplify right side
    260,396.51x = 54,971,117,913.82
  5. Step 5: Solve for x
    x = 54,971,117,913.82/260,396.51
  6. Step 6: Final answer
    x = 211,105.44

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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.