Finding the Fourth Proportional to 738,394.24, 1,103,544.92 and 539,134.24
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Solution
The fourth proportional to 738,394.24, 1,103,544.92 and 539,134.24 is: 805,746.88
Step by Step Solution
- Step 1: Write the proportion equation
738,394.24 : 1,103,544.92 = 539,134.24 : x - Step 2: Convert to fraction form
738,394.24/1,103,544.92 = 539,134.24/x - Step 3: Cross multiply
738,394.24x = 1,103,544.92 × 539,134.24 - Step 4: Simplify right side
738,394.24x = 594,958,851,750.06 - Step 5: Solve for x
x = 594,958,851,750.06/738,394.24 - Step 6: Final answer
x = 805,746.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.