Finding the Fourth Proportional to 587,293.40, 810,487.14 and 329,175.08
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Solution
The fourth proportional to 587,293.40, 810,487.14 and 329,175.08 is: 454,274.07
Step by Step Solution
- Step 1: Write the proportion equation
587,293.40 : 810,487.14 = 329,175.08 : x - Step 2: Convert to fraction form
587,293.40/810,487.14 = 329,175.08/x - Step 3: Cross multiply
587,293.40x = 810,487.14 × 329,175.08 - Step 4: Simplify right side
587,293.40x = 266,792,166,900.96 - Step 5: Solve for x
x = 266,792,166,900.96/587,293.40 - Step 6: Final answer
x = 454,274.07
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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.