Finding the Fourth Proportional to 808,795.58, 1,213,365.69 and 240,178.41
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Solution
The fourth proportional to 808,795.58, 1,213,365.69 and 240,178.41 is: 360,318.79
Step by Step Solution
- Step 1: Write the proportion equation
808,795.58 : 1,213,365.69 = 240,178.41 : x - Step 2: Convert to fraction form
808,795.58/1,213,365.69 = 240,178.41/x - Step 3: Cross multiply
808,795.58x = 1,213,365.69 × 240,178.41 - Step 4: Simplify right side
808,795.58x = 291,424,242,172.75 - Step 5: Solve for x
x = 291,424,242,172.75/808,795.58 - Step 6: Final answer
x = 360,318.79
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1.5x scale
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.