Finding the Fourth Proportional to 244,529.80, 366,904.05 and 86,871.40
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Solution
The fourth proportional to 244,529.80, 366,904.05 and 86,871.40 is: 130,345.95
Step by Step Solution
- Step 1: Write the proportion equation
244,529.80 : 366,904.05 = 86,871.40 : x - Step 2: Convert to fraction form
244,529.80/366,904.05 = 86,871.40/x - Step 3: Cross multiply
244,529.80x = 366,904.05 × 86,871.40 - Step 4: Simplify right side
244,529.80x = 31,873,468,489.17 - Step 5: Solve for x
x = 31,873,468,489.17/244,529.80 - Step 6: Final answer
x = 130,345.95
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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.