Finding the Fourth Proportional to 744,503.94, 1,117,124.94 and 295,215.18
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Solution
The fourth proportional to 744,503.94, 1,117,124.94 and 295,215.18 is: 442,969.10
Step by Step Solution
- Step 1: Write the proportion equation
744,503.94 : 1,117,124.94 = 295,215.18 : x - Step 2: Convert to fraction form
744,503.94/1,117,124.94 = 295,215.18/x - Step 3: Cross multiply
744,503.94x = 1,117,124.94 × 295,215.18 - Step 4: Simplify right side
744,503.94x = 329,792,240,244.59 - Step 5: Solve for x
x = 329,792,240,244.59/744,503.94 - Step 6: Final answer
x = 442,969.10
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.