Finding the Fourth Proportional to 1,503,298.88, 2,254,708.28 and 438,091.80
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Solution
The fourth proportional to 1,503,298.88, 2,254,708.28 and 438,091.80 is: 657,067.75
Step by Step Solution
- Step 1: Write the proportion equation
1,503,298.88 : 2,254,708.28 = 438,091.80 : x - Step 2: Convert to fraction form
1,503,298.88/2,254,708.28 = 438,091.80/x - Step 3: Cross multiply
1,503,298.88x = 2,254,708.28 × 438,091.80 - Step 4: Simplify right side
1,503,298.88x = 987,769,208,860.10 - Step 5: Solve for x
x = 987,769,208,860.10/1,503,298.88 - Step 6: Final answer
x = 657,067.75
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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.