Finding the Fourth Proportional to 984,147.68, 1,358,224.12 and 602,426.72
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Solution
The fourth proportional to 984,147.68, 1,358,224.12 and 602,426.72 is: 831,410.28
Step by Step Solution
- Step 1: Write the proportion equation
984,147.68 : 1,358,224.12 = 602,426.72 : x - Step 2: Convert to fraction form
984,147.68/1,358,224.12 = 602,426.72/x - Step 3: Cross multiply
984,147.68x = 1,358,224.12 × 602,426.72 - Step 4: Simplify right side
984,147.68x = 818,230,501,636.49 - Step 5: Solve for x
x = 818,230,501,636.49/984,147.68 - Step 6: Final answer
x = 831,410.28
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1.5x scale
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.