Finding the Fourth Proportional to 724,372.26, 999,583.70 and 402,056.99
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Solution
The fourth proportional to 724,372.26, 999,583.70 and 402,056.99 is: 554,810.87
Step by Step Solution
- Step 1: Write the proportion equation
724,372.26 : 999,583.70 = 402,056.99 : x - Step 2: Convert to fraction form
724,372.26/999,583.70 = 402,056.99/x - Step 3: Cross multiply
724,372.26x = 999,583.70 × 402,056.99 - Step 4: Simplify right side
724,372.26x = 401,889,606,666.86 - Step 5: Solve for x
x = 401,889,606,666.86/724,372.26 - Step 6: Final answer
x = 554,810.87
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.