Home / 326,564.76-489,865.37-101,956.22

Finding the Fourth Proportional to 326,564.76, 489,865.37 and 101,956.22

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Solution

The fourth proportional to 326,564.76, 489,865.37 and 101,956.22 is: 152,940.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,564.76 : 489,865.37 = 101,956.22 : x
  2. Step 2: Convert to fraction form
    326,564.76/489,865.37 = 101,956.22/x
  3. Step 3: Cross multiply
    326,564.76x = 489,865.37 × 101,956.22
  4. Step 4: Simplify right side
    326,564.76x = 49,944,818,474.99
  5. Step 5: Solve for x
    x = 49,944,818,474.99/326,564.76
  6. Step 6: Final answer
    x = 152,940.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.