Finding the Fourth Proportional to 529,202.16, 730,183.68 and 314,413.92
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Solution
The fourth proportional to 529,202.16, 730,183.68 and 314,413.92 is: 433,822.71
Step by Step Solution
- Step 1: Write the proportion equation
529,202.16 : 730,183.68 = 314,413.92 : x - Step 2: Convert to fraction form
529,202.16/730,183.68 = 314,413.92/x - Step 3: Cross multiply
529,202.16x = 730,183.68 × 314,413.92 - Step 4: Simplify right side
529,202.16x = 229,579,913,148.83 - Step 5: Solve for x
x = 229,579,913,148.83/529,202.16 - Step 6: Final answer
x = 433,822.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.