Home / 948,742.27-1,423,113.31-274,823.80

Finding the Fourth Proportional to 948,742.27, 1,423,113.31 and 274,823.80

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Solution

The fourth proportional to 948,742.27, 1,423,113.31 and 274,823.80 is: 412,235.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,742.27 : 1,423,113.31 = 274,823.80 : x
  2. Step 2: Convert to fraction form
    948,742.27/1,423,113.31 = 274,823.80/x
  3. Step 3: Cross multiply
    948,742.27x = 1,423,113.31 × 274,823.80
  4. Step 4: Simplify right side
    948,742.27x = 391,105,407,684.78
  5. Step 5: Solve for x
    x = 391,105,407,684.78/948,742.27
  6. Step 6: Final answer
    x = 412,235.67

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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.