Finding the Fourth Proportional to 574,985.30, 862,644.36 and 237,963.74
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Solution
The fourth proportional to 574,985.30, 862,644.36 and 237,963.74 is: 357,014.48
Step by Step Solution
- Step 1: Write the proportion equation
574,985.30 : 862,644.36 = 237,963.74 : x - Step 2: Convert to fraction form
574,985.30/862,644.36 = 237,963.74/x - Step 3: Cross multiply
574,985.30x = 862,644.36 × 237,963.74 - Step 4: Simplify right side
574,985.30x = 205,278,078,195.51 - Step 5: Solve for x
x = 205,278,078,195.51/574,985.30 - Step 6: Final answer
x = 357,014.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.