Finding the Fourth Proportional to 552,934.09, 762,655.98 and 369,079.96
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Solution
The fourth proportional to 552,934.09, 762,655.98 and 369,079.96 is: 509,067.98
Step by Step Solution
- Step 1: Write the proportion equation
552,934.09 : 762,655.98 = 369,079.96 : x - Step 2: Convert to fraction form
552,934.09/762,655.98 = 369,079.96/x - Step 3: Cross multiply
552,934.09x = 762,655.98 × 369,079.96 - Step 4: Simplify right side
552,934.09x = 281,481,038,592.16 - Step 5: Solve for x
x = 281,481,038,592.16/552,934.09 - Step 6: Final answer
x = 509,067.98
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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.