Finding the Fourth Proportional to 652,815.75, 900,837.84 and 362,444.12
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Solution
The fourth proportional to 652,815.75, 900,837.84 and 362,444.12 is: 500,146.28
Step by Step Solution
- Step 1: Write the proportion equation
652,815.75 : 900,837.84 = 362,444.12 : x - Step 2: Convert to fraction form
652,815.75/900,837.84 = 362,444.12/x - Step 3: Cross multiply
652,815.75x = 900,837.84 × 362,444.12 - Step 4: Simplify right side
652,815.75x = 326,503,371,865.09 - Step 5: Solve for x
x = 326,503,371,865.09/652,815.75 - Step 6: Final answer
x = 500,146.28
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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.