Finding the Fourth Proportional to 652,066.62, 899,542.06 and 434,376.48
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Solution
The fourth proportional to 652,066.62, 899,542.06 and 434,376.48 is: 599,233.12
Step by Step Solution
- Step 1: Write the proportion equation
652,066.62 : 899,542.06 = 434,376.48 : x - Step 2: Convert to fraction form
652,066.62/899,542.06 = 434,376.48/x - Step 3: Cross multiply
652,066.62x = 899,542.06 × 434,376.48 - Step 4: Simplify right side
652,066.62x = 390,739,913,634.75 - Step 5: Solve for x
x = 390,739,913,634.75/652,066.62 - Step 6: Final answer
x = 599,233.12
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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.