Home / 937,264.35-1,405,605.90-338,147.64

Finding the Fourth Proportional to 937,264.35, 1,405,605.90 and 338,147.64

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Solution

The fourth proportional to 937,264.35, 1,405,605.90 and 338,147.64 is: 507,116.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,264.35 : 1,405,605.90 = 338,147.64 : x
  2. Step 2: Convert to fraction form
    937,264.35/1,405,605.90 = 338,147.64/x
  3. Step 3: Cross multiply
    937,264.35x = 1,405,605.90 × 338,147.64
  4. Step 4: Simplify right side
    937,264.35x = 475,302,317,855.08
  5. Step 5: Solve for x
    x = 475,302,317,855.08/937,264.35
  6. Step 6: Final answer
    x = 507,116.61

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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.