Finding the Fourth Proportional to 537,609.24, 805,083.42 and 312,286.28
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Solution
The fourth proportional to 537,609.24, 805,083.42 and 312,286.28 is: 467,656.59
Step by Step Solution
- Step 1: Write the proportion equation
537,609.24 : 805,083.42 = 312,286.28 : x - Step 2: Convert to fraction form
537,609.24/805,083.42 = 312,286.28/x - Step 3: Cross multiply
537,609.24x = 805,083.42 × 312,286.28 - Step 4: Simplify right side
537,609.24x = 251,416,502,296.06 - Step 5: Solve for x
x = 251,416,502,296.06/537,609.24 - Step 6: Final answer
x = 467,656.59
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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.