Finding the Fourth Proportional to 344,509.10, 516,775.18 and 119,888.40
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Solution
The fourth proportional to 344,509.10, 516,775.18 and 119,888.40 is: 179,836.61
Step by Step Solution
- Step 1: Write the proportion equation
344,509.10 : 516,775.18 = 119,888.40 : x - Step 2: Convert to fraction form
344,509.10/516,775.18 = 119,888.40/x - Step 3: Cross multiply
344,509.10x = 516,775.18 × 119,888.40 - Step 4: Simplify right side
344,509.10x = 61,955,349,489.91 - Step 5: Solve for x
x = 61,955,349,489.91/344,509.10 - Step 6: Final answer
x = 179,836.61
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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.