Home / 847,770.68-1,271,852.86-248,707.64

Finding the Fourth Proportional to 847,770.68, 1,271,852.86 and 248,707.64

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Solution

The fourth proportional to 847,770.68, 1,271,852.86 and 248,707.64 is: 373,119.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,770.68 : 1,271,852.86 = 248,707.64 : x
  2. Step 2: Convert to fraction form
    847,770.68/1,271,852.86 = 248,707.64/x
  3. Step 3: Cross multiply
    847,770.68x = 1,271,852.86 × 248,707.64
  4. Step 4: Simplify right side
    847,770.68x = 316,319,523,237.85
  5. Step 5: Solve for x
    x = 316,319,523,237.85/847,770.68
  6. Step 6: Final answer
    x = 373,119.21

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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.