Finding the Fourth Proportional to 346,864.68, 520,346.60 and 106,998.84
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Solution
The fourth proportional to 346,864.68, 520,346.60 and 106,998.84 is: 160,513.55
Step by Step Solution
- Step 1: Write the proportion equation
346,864.68 : 520,346.60 = 106,998.84 : x - Step 2: Convert to fraction form
346,864.68/520,346.60 = 106,998.84/x - Step 3: Cross multiply
346,864.68x = 520,346.60 × 106,998.84 - Step 4: Simplify right side
346,864.68x = 55,676,482,597.94 - Step 5: Solve for x
x = 55,676,482,597.94/346,864.68 - Step 6: Final answer
x = 160,513.55
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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.