Finding the Fourth Proportional to 954,173.28, 1,316,761.02 and 518,593.08
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Solution
The fourth proportional to 954,173.28, 1,316,761.02 and 518,593.08 is: 715,659.48
Step by Step Solution
- Step 1: Write the proportion equation
954,173.28 : 1,316,761.02 = 518,593.08 : x - Step 2: Convert to fraction form
954,173.28/1,316,761.02 = 518,593.08/x - Step 3: Cross multiply
954,173.28x = 1,316,761.02 × 518,593.08 - Step 4: Simplify right side
954,173.28x = 682,863,152,985.74 - Step 5: Solve for x
x = 682,863,152,985.74/954,173.28 - Step 6: Final answer
x = 715,659.48
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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.