Finding the Fourth Proportional to 889,903.80, 1,334,726.10 and 258,751.80
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Solution
The fourth proportional to 889,903.80, 1,334,726.10 and 258,751.80 is: 388,090.02
Step by Step Solution
- Step 1: Write the proportion equation
889,903.80 : 1,334,726.10 = 258,751.80 : x - Step 2: Convert to fraction form
889,903.80/1,334,726.10 = 258,751.80/x - Step 3: Cross multiply
889,903.80x = 1,334,726.10 × 258,751.80 - Step 4: Simplify right side
889,903.80x = 345,362,780,881.98 - Step 5: Solve for x
x = 345,362,780,881.98/889,903.80 - Step 6: Final answer
x = 388,090.02
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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.