Finding the Fourth Proportional to 320,153.08, 441,817.58 and 174,967.84
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Solution
The fourth proportional to 320,153.08, 441,817.58 and 174,967.84 is: 241,459.08
Step by Step Solution
- Step 1: Write the proportion equation
320,153.08 : 441,817.58 = 174,967.84 : x - Step 2: Convert to fraction form
320,153.08/441,817.58 = 174,967.84/x - Step 3: Cross multiply
320,153.08x = 441,817.58 × 174,967.84 - Step 4: Simplify right side
320,153.08x = 77,303,868,636.32 - Step 5: Solve for x
x = 77,303,868,636.32/320,153.08 - Step 6: Final answer
x = 241,459.08
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1.5x scale
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.