Finding the Fourth Proportional to 652,486.47, 979,110.75 and 273,374.82
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Solution
The fourth proportional to 652,486.47, 979,110.75 and 273,374.82 is: 410,221.88
Step by Step Solution
- Step 1: Write the proportion equation
652,486.47 : 979,110.75 = 273,374.82 : x - Step 2: Convert to fraction form
652,486.47/979,110.75 = 273,374.82/x - Step 3: Cross multiply
652,486.47x = 979,110.75 × 273,374.82 - Step 4: Simplify right side
652,486.47x = 267,664,225,041.32 - Step 5: Solve for x
x = 267,664,225,041.32/652,486.47 - Step 6: Final answer
x = 410,221.88
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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.