Finding the Fourth Proportional to 260,979.86, 360,177.48 and 146,277.99
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Solution
The fourth proportional to 260,979.86, 360,177.48 and 146,277.99 is: 201,877.80
Step by Step Solution
- Step 1: Write the proportion equation
260,979.86 : 360,177.48 = 146,277.99 : x - Step 2: Convert to fraction form
260,979.86/360,177.48 = 146,277.99/x - Step 3: Cross multiply
260,979.86x = 360,177.48 × 146,277.99 - Step 4: Simplify right side
260,979.86x = 52,686,037,817.67 - Step 5: Solve for x
x = 52,686,037,817.67/260,979.86 - Step 6: Final answer
x = 201,877.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.