Finding the Fourth Proportional to 346,262.96, 519,413.34 and 109,587.98
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Solution
The fourth proportional to 346,262.96, 519,413.34 and 109,587.98 is: 164,387.95
Step by Step Solution
- Step 1: Write the proportion equation
346,262.96 : 519,413.34 = 109,587.98 : x - Step 2: Convert to fraction form
346,262.96/519,413.34 = 109,587.98/x - Step 3: Cross multiply
346,262.96x = 519,413.34 × 109,587.98 - Step 4: Simplify right side
346,262.96x = 56,921,458,715.65 - Step 5: Solve for x
x = 56,921,458,715.65/346,262.96 - Step 6: Final answer
x = 164,387.95
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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.