Finding the Fourth Proportional to 506,264.16, 758,805.84 and 281,516.88
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Solution
The fourth proportional to 506,264.16, 758,805.84 and 281,516.88 is: 421,947.02
Step by Step Solution
- Step 1: Write the proportion equation
506,264.16 : 758,805.84 = 281,516.88 : x - Step 2: Convert to fraction form
506,264.16/758,805.84 = 281,516.88/x - Step 3: Cross multiply
506,264.16x = 758,805.84 × 281,516.88 - Step 4: Simplify right side
506,264.16x = 213,616,652,602.58 - Step 5: Solve for x
x = 213,616,652,602.58/506,264.16 - Step 6: Final answer
x = 421,947.02
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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.