Finding the Fourth Proportional to 387,295.02, 534,460.28 and 236,392.02
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Solution
The fourth proportional to 387,295.02, 534,460.28 and 236,392.02 is: 326,216.81
Step by Step Solution
- Step 1: Write the proportion equation
387,295.02 : 534,460.28 = 236,392.02 : x - Step 2: Convert to fraction form
387,295.02/534,460.28 = 236,392.02/x - Step 3: Cross multiply
387,295.02x = 534,460.28 × 236,392.02 - Step 4: Simplify right side
387,295.02x = 126,342,144,017.01 - Step 5: Solve for x
x = 126,342,144,017.01/387,295.02 - Step 6: Final answer
x = 326,216.81
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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.