Finding the Fourth Proportional to 518,512.68, 715,141.87 and 337,282.52
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Solution
The fourth proportional to 518,512.68, 715,141.87 and 337,282.52 is: 465,186.02
Step by Step Solution
- Step 1: Write the proportion equation
518,512.68 : 715,141.87 = 337,282.52 : x - Step 2: Convert to fraction form
518,512.68/715,141.87 = 337,282.52/x - Step 3: Cross multiply
518,512.68x = 715,141.87 × 337,282.52 - Step 4: Simplify right side
518,512.68x = 241,204,847,652.20 - Step 5: Solve for x
x = 241,204,847,652.20/518,512.68 - Step 6: Final answer
x = 465,186.02
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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.