Finding the Fourth Proportional to 1,038,596.97, 1,557,739.61 and 328,532.75
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Solution
The fourth proportional to 1,038,596.97, 1,557,739.61 and 328,532.75 is: 492,749.82
Step by Step Solution
- Step 1: Write the proportion equation
1,038,596.97 : 1,557,739.61 = 328,532.75 : x - Step 2: Convert to fraction form
1,038,596.97/1,557,739.61 = 328,532.75/x - Step 3: Cross multiply
1,038,596.97x = 1,557,739.61 × 328,532.75 - Step 4: Simplify right side
1,038,596.97x = 511,768,468,425.87 - Step 5: Solve for x
x = 511,768,468,425.87/1,038,596.97 - Step 6: Final answer
x = 492,749.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.