Finding the Fourth Proportional to 724,391.17, 999,652.39 and 402,092.98
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Solution
The fourth proportional to 724,391.17, 999,652.39 and 402,092.98 is: 554,884.19
Step by Step Solution
- Step 1: Write the proportion equation
724,391.17 : 999,652.39 = 402,092.98 : x - Step 2: Convert to fraction form
724,391.17/999,652.39 = 402,092.98/x - Step 3: Cross multiply
724,391.17x = 999,652.39 × 402,092.98 - Step 4: Simplify right side
724,391.17x = 401,953,208,459.22 - Step 5: Solve for x
x = 401,953,208,459.22/724,391.17 - Step 6: Final answer
x = 554,884.19
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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.