Finding the Fourth Proportional to 470,722.59, 649,611.29 and 266,773.91
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Solution
The fourth proportional to 470,722.59, 649,611.29 and 266,773.91 is: 368,155.99
Step by Step Solution
- Step 1: Write the proportion equation
470,722.59 : 649,611.29 = 266,773.91 : x - Step 2: Convert to fraction form
470,722.59/649,611.29 = 266,773.91/x - Step 3: Cross multiply
470,722.59x = 649,611.29 × 266,773.91 - Step 4: Simplify right side
470,722.59x = 173,299,341,232.32 - Step 5: Solve for x
x = 173,299,341,232.32/470,722.59 - Step 6: Final answer
x = 368,155.99
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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.