Home / 847,374.54-1,271,105.54-216,293.82

Finding the Fourth Proportional to 847,374.54, 1,271,105.54 and 216,293.82

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Solution

The fourth proportional to 847,374.54, 1,271,105.54 and 216,293.82 is: 324,451.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,374.54 : 1,271,105.54 = 216,293.82 : x
  2. Step 2: Convert to fraction form
    847,374.54/1,271,105.54 = 216,293.82/x
  3. Step 3: Cross multiply
    847,374.54x = 1,271,105.54 × 216,293.82
  4. Step 4: Simplify right side
    847,374.54x = 274,932,272,869.76
  5. Step 5: Solve for x
    x = 274,932,272,869.76/847,374.54
  6. Step 6: Final answer
    x = 324,451.89

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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.