Finding the Fourth Proportional to 527,135.58, 726,903.40 and 450,907.02
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Solution
The fourth proportional to 527,135.58, 726,903.40 and 450,907.02 is: 621,786.61
Step by Step Solution
- Step 1: Write the proportion equation
527,135.58 : 726,903.40 = 450,907.02 : x - Step 2: Convert to fraction form
527,135.58/726,903.40 = 450,907.02/x - Step 3: Cross multiply
527,135.58x = 726,903.40 × 450,907.02 - Step 4: Simplify right side
527,135.58x = 327,765,845,640.05 - Step 5: Solve for x
x = 327,765,845,640.05/527,135.58 - Step 6: Final answer
x = 621,786.61
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.