Finding the Fourth Proportional to 553,272.87, 829,745.28 and 237,655.97
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Solution
The fourth proportional to 553,272.87, 829,745.28 and 237,655.97 is: 356,413.49
Step by Step Solution
- Step 1: Write the proportion equation
553,272.87 : 829,745.28 = 237,655.97 : x - Step 2: Convert to fraction form
553,272.87/829,745.28 = 237,655.97/x - Step 3: Cross multiply
553,272.87x = 829,745.28 × 237,655.97 - Step 4: Simplify right side
553,272.87x = 197,193,918,334.14 - Step 5: Solve for x
x = 197,193,918,334.14/553,272.87 - Step 6: Final answer
x = 356,413.49
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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.