Finding the Fourth Proportional to 346,062.80, 518,110.04 and 266,674.70
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Solution
The fourth proportional to 346,062.80, 518,110.04 and 266,674.70 is: 399,253.66
Step by Step Solution
- Step 1: Write the proportion equation
346,062.80 : 518,110.04 = 266,674.70 : x - Step 2: Convert to fraction form
346,062.80/518,110.04 = 266,674.70/x - Step 3: Cross multiply
346,062.80x = 518,110.04 × 266,674.70 - Step 4: Simplify right side
346,062.80x = 138,166,839,483.99 - Step 5: Solve for x
x = 138,166,839,483.99/346,062.80 - Step 6: Final answer
x = 399,253.66
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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.