Finding the Fourth Proportional to 889,507.14, 1,334,473.20 and 290,469.48
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Solution
The fourth proportional to 889,507.14, 1,334,473.20 and 290,469.48 is: 435,773.61
Step by Step Solution
- Step 1: Write the proportion equation
889,507.14 : 1,334,473.20 = 290,469.48 : x - Step 2: Convert to fraction form
889,507.14/1,334,473.20 = 290,469.48/x - Step 3: Cross multiply
889,507.14x = 1,334,473.20 × 290,469.48 - Step 4: Simplify right side
889,507.14x = 387,623,736,477.94 - Step 5: Solve for x
x = 387,623,736,477.94/889,507.14 - Step 6: Final answer
x = 435,773.61
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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.