Finding the Fourth Proportional to 791,970.93, 1,091,862.57 and 629,167.62
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Solution
The fourth proportional to 791,970.93, 1,091,862.57 and 629,167.62 is: 867,411.35
Step by Step Solution
- Step 1: Write the proportion equation
791,970.93 : 1,091,862.57 = 629,167.62 : x - Step 2: Convert to fraction form
791,970.93/1,091,862.57 = 629,167.62/x - Step 3: Cross multiply
791,970.93x = 1,091,862.57 × 629,167.62 - Step 4: Simplify right side
791,970.93x = 686,964,574,533.98 - Step 5: Solve for x
x = 686,964,574,533.98/791,970.93 - Step 6: Final answer
x = 867,411.35
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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.