Finding the Fourth Proportional to 366,081.81, 549,239.36 and 291,490.53
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Solution
The fourth proportional to 366,081.81, 549,239.36 and 291,490.53 is: 437,328.67
Step by Step Solution
- Step 1: Write the proportion equation
366,081.81 : 549,239.36 = 291,490.53 : x - Step 2: Convert to fraction form
366,081.81/549,239.36 = 291,490.53/x - Step 3: Cross multiply
366,081.81x = 549,239.36 × 291,490.53 - Step 4: Simplify right side
366,081.81x = 160,098,072,535.45 - Step 5: Solve for x
x = 160,098,072,535.45/366,081.81 - Step 6: Final answer
x = 437,328.67
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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.