Finding the Fourth Proportional to 270,316.24, 405,842.08 and 152,070.80
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Solution
The fourth proportional to 270,316.24, 405,842.08 and 152,070.80 is: 228,313.07
Step by Step Solution
- Step 1: Write the proportion equation
270,316.24 : 405,842.08 = 152,070.80 : x - Step 2: Convert to fraction form
270,316.24/405,842.08 = 152,070.80/x - Step 3: Cross multiply
270,316.24x = 405,842.08 × 152,070.80 - Step 4: Simplify right side
270,316.24x = 61,716,729,779.26 - Step 5: Solve for x
x = 61,716,729,779.26/270,316.24 - Step 6: Final answer
x = 228,313.07
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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.