Finding the Fourth Proportional to 545,974.79, 818,964.14 and 166,894.02
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Solution
The fourth proportional to 545,974.79, 818,964.14 and 166,894.02 is: 250,341.63
Step by Step Solution
- Step 1: Write the proportion equation
545,974.79 : 818,964.14 = 166,894.02 : x - Step 2: Convert to fraction form
545,974.79/818,964.14 = 166,894.02/x - Step 3: Cross multiply
545,974.79x = 818,964.14 × 166,894.02 - Step 4: Simplify right side
545,974.79x = 136,680,216,725.97 - Step 5: Solve for x
x = 136,680,216,725.97/545,974.79 - Step 6: Final answer
x = 250,341.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.