Finding the Fourth Proportional to 652,177.68, 976,686.48 and 331,486.08
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Solution
The fourth proportional to 652,177.68, 976,686.48 and 331,486.08 is: 496,426.02
Step by Step Solution
- Step 1: Write the proportion equation
652,177.68 : 976,686.48 = 331,486.08 : x - Step 2: Convert to fraction form
652,177.68/976,686.48 = 331,486.08/x - Step 3: Cross multiply
652,177.68x = 976,686.48 × 331,486.08 - Step 4: Simplify right side
652,177.68x = 323,757,972,644.20 - Step 5: Solve for x
x = 323,757,972,644.20/652,177.68 - Step 6: Final answer
x = 496,426.02
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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.