Finding the Fourth Proportional to 342,880.36, 473,182.01 and 205,201.62
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Solution
The fourth proportional to 342,880.36, 473,182.01 and 205,201.62 is: 283,182.49
Step by Step Solution
- Step 1: Write the proportion equation
342,880.36 : 473,182.01 = 205,201.62 : x - Step 2: Convert to fraction form
342,880.36/473,182.01 = 205,201.62/x - Step 3: Cross multiply
342,880.36x = 473,182.01 × 205,201.62 - Step 4: Simplify right side
342,880.36x = 97,097,714,345.91 - Step 5: Solve for x
x = 97,097,714,345.91/342,880.36 - Step 6: Final answer
x = 283,182.49
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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.