Finding the Fourth Proportional to 907,686.19, 1,361,677.05 and 268,054.63
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Solution
The fourth proportional to 907,686.19, 1,361,677.05 and 268,054.63 is: 402,125.58
Step by Step Solution
- Step 1: Write the proportion equation
907,686.19 : 1,361,677.05 = 268,054.63 : x - Step 2: Convert to fraction form
907,686.19/1,361,677.05 = 268,054.63/x - Step 3: Cross multiply
907,686.19x = 1,361,677.05 × 268,054.63 - Step 4: Simplify right side
907,686.19x = 365,003,837,817.24 - Step 5: Solve for x
x = 365,003,837,817.24/907,686.19 - Step 6: Final answer
x = 402,125.58
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.