Finding the Fourth Proportional to 545,125.17, 751,953.87 and 354,265.68
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Solution
The fourth proportional to 545,125.17, 751,953.87 and 354,265.68 is: 488,679.41
Step by Step Solution
- Step 1: Write the proportion equation
545,125.17 : 751,953.87 = 354,265.68 : x - Step 2: Convert to fraction form
545,125.17/751,953.87 = 354,265.68/x - Step 3: Cross multiply
545,125.17x = 751,953.87 × 354,265.68 - Step 4: Simplify right side
545,125.17x = 266,391,449,084.18 - Step 5: Solve for x
x = 266,391,449,084.18/545,125.17 - Step 6: Final answer
x = 488,679.41
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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.