Finding the Fourth Proportional to 555,955.14, 834,855.05 and 346,921.68
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Solution
The fourth proportional to 555,955.14, 834,855.05 and 346,921.68 is: 520,958.07
Step by Step Solution
- Step 1: Write the proportion equation
555,955.14 : 834,855.05 = 346,921.68 : x - Step 2: Convert to fraction form
555,955.14/834,855.05 = 346,921.68/x - Step 3: Cross multiply
555,955.14x = 834,855.05 × 346,921.68 - Step 4: Simplify right side
555,955.14x = 289,629,320,500.50 - Step 5: Solve for x
x = 289,629,320,500.50/555,955.14 - Step 6: Final answer
x = 520,958.07
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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.