Home / 1,045,732.74-1,568,435.04-287,631.06

Finding the Fourth Proportional to 1,045,732.74, 1,568,435.04 and 287,631.06

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Solution

The fourth proportional to 1,045,732.74, 1,568,435.04 and 287,631.06 is: 431,401.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,732.74 : 1,568,435.04 = 287,631.06 : x
  2. Step 2: Convert to fraction form
    1,045,732.74/1,568,435.04 = 287,631.06/x
  3. Step 3: Cross multiply
    1,045,732.74x = 1,568,435.04 × 287,631.06
  4. Step 4: Simplify right side
    1,045,732.74x = 451,130,633,096.34
  5. Step 5: Solve for x
    x = 451,130,633,096.34/1,045,732.74
  6. Step 6: Final answer
    x = 431,401.46

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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.