Home / 247,222.40-371,611.20-242,556.80

Finding the Fourth Proportional to 247,222.40, 371,611.20 and 242,556.80

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Solution

The fourth proportional to 247,222.40, 371,611.20 and 242,556.80 is: 364,598.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,222.40 : 371,611.20 = 242,556.80 : x
  2. Step 2: Convert to fraction form
    247,222.40/371,611.20 = 242,556.80/x
  3. Step 3: Cross multiply
    247,222.40x = 371,611.20 × 242,556.80
  4. Step 4: Simplify right side
    247,222.40x = 90,136,823,516.16
  5. Step 5: Solve for x
    x = 90,136,823,516.16/247,222.40
  6. Step 6: Final answer
    x = 364,598.13

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1.5x scale

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.