Home / 847,741.86-1,271,613.42-216,656.28

Finding the Fourth Proportional to 847,741.86, 1,271,613.42 and 216,656.28

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Solution

The fourth proportional to 847,741.86, 1,271,613.42 and 216,656.28 is: 324,984.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,741.86 : 1,271,613.42 = 216,656.28 : x
  2. Step 2: Convert to fraction form
    847,741.86/1,271,613.42 = 216,656.28/x
  3. Step 3: Cross multiply
    847,741.86x = 1,271,613.42 × 216,656.28
  4. Step 4: Simplify right side
    847,741.86x = 275,503,033,175.28
  5. Step 5: Solve for x
    x = 275,503,033,175.28/847,741.86
  6. Step 6: Final answer
    x = 324,984.58

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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.