Finding the Fourth Proportional to 539,658.08, 809,413.26 and 160,637.31
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Solution
The fourth proportional to 539,658.08, 809,413.26 and 160,637.31 is: 240,933.98
Step by Step Solution
- Step 1: Write the proportion equation
539,658.08 : 809,413.26 = 160,637.31 : x - Step 2: Convert to fraction form
539,658.08/809,413.26 = 160,637.31/x - Step 3: Cross multiply
539,658.08x = 809,413.26 × 160,637.31 - Step 4: Simplify right side
539,658.08x = 130,021,968,162.34 - Step 5: Solve for x
x = 130,021,968,162.34/539,658.08 - Step 6: Final answer
x = 240,933.98
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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.