Home / 808,634.30-1,213,096.68-276,030.74

Finding the Fourth Proportional to 808,634.30, 1,213,096.68 and 276,030.74

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Solution

The fourth proportional to 808,634.30, 1,213,096.68 and 276,030.74 is: 414,095.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,634.30 : 1,213,096.68 = 276,030.74 : x
  2. Step 2: Convert to fraction form
    808,634.30/1,213,096.68 = 276,030.74/x
  3. Step 3: Cross multiply
    808,634.30x = 1,213,096.68 × 276,030.74
  4. Step 4: Simplify right side
    808,634.30x = 334,851,977,304.69
  5. Step 5: Solve for x
    x = 334,851,977,304.69/808,634.30
  6. Step 6: Final answer
    x = 414,095.69

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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.