Finding the Fourth Proportional to 724,302.06, 999,529.26 and 402,014.94
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Solution
The fourth proportional to 724,302.06, 999,529.26 and 402,014.94 is: 554,776.41
Step by Step Solution
- Step 1: Write the proportion equation
724,302.06 : 999,529.26 = 402,014.94 : x - Step 2: Convert to fraction form
724,302.06/999,529.26 = 402,014.94/x - Step 3: Cross multiply
724,302.06x = 999,529.26 × 402,014.94 - Step 4: Simplify right side
724,302.06x = 401,825,695,487.14 - Step 5: Solve for x
x = 401,825,695,487.14/724,302.06 - Step 6: Final answer
x = 554,776.41
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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.