Home / 957,640.80-1,436,460.96-247,740.48

Finding the Fourth Proportional to 957,640.80, 1,436,460.96 and 247,740.48

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Solution

The fourth proportional to 957,640.80, 1,436,460.96 and 247,740.48 is: 371,610.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,640.80 : 1,436,460.96 = 247,740.48 : x
  2. Step 2: Convert to fraction form
    957,640.80/1,436,460.96 = 247,740.48/x
  3. Step 3: Cross multiply
    957,640.80x = 1,436,460.96 × 247,740.48
  4. Step 4: Simplify right side
    957,640.80x = 355,869,527,731.66
  5. Step 5: Solve for x
    x = 355,869,527,731.66/957,640.80
  6. Step 6: Final answer
    x = 371,610.66

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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.