Home / 847,766.43-1,271,646.41-216,679.23

Finding the Fourth Proportional to 847,766.43, 1,271,646.41 and 216,679.23

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Solution

The fourth proportional to 847,766.43, 1,271,646.41 and 216,679.23 is: 325,018.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,766.43 : 1,271,646.41 = 216,679.23 : x
  2. Step 2: Convert to fraction form
    847,766.43/1,271,646.41 = 216,679.23/x
  3. Step 3: Cross multiply
    847,766.43x = 1,271,646.41 × 216,679.23
  4. Step 4: Simplify right side
    847,766.43x = 275,539,363,867.67
  5. Step 5: Solve for x
    x = 275,539,363,867.67/847,766.43
  6. Step 6: Final answer
    x = 325,018.02

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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.