Finding the Fourth Proportional to 555,280.97, 832,972.28 and 155,919.05
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Solution
The fourth proportional to 555,280.97, 832,972.28 and 155,919.05 is: 233,892.84
Step by Step Solution
- Step 1: Write the proportion equation
555,280.97 : 832,972.28 = 155,919.05 : x - Step 2: Convert to fraction form
555,280.97/832,972.28 = 155,919.05/x - Step 3: Cross multiply
555,280.97x = 832,972.28 × 155,919.05 - Step 4: Simplify right side
555,280.97x = 129,876,241,629.48 - Step 5: Solve for x
x = 129,876,241,629.48/555,280.97 - Step 6: Final answer
x = 233,892.84
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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.