Home / 847,341.75-1,271,011.46-216,255.54

Finding the Fourth Proportional to 847,341.75, 1,271,011.46 and 216,255.54

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Solution

The fourth proportional to 847,341.75, 1,271,011.46 and 216,255.54 is: 324,383.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,341.75 : 1,271,011.46 = 216,255.54 : x
  2. Step 2: Convert to fraction form
    847,341.75/1,271,011.46 = 216,255.54/x
  3. Step 3: Cross multiply
    847,341.75x = 1,271,011.46 × 216,255.54
  4. Step 4: Simplify right side
    847,341.75x = 274,863,268,547.21
  5. Step 5: Solve for x
    x = 274,863,268,547.21/847,341.75
  6. Step 6: Final answer
    x = 324,383.01

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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.