Finding the Fourth Proportional to 753,302.54, 1,129,955.70 and 184,686.19
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Solution
The fourth proportional to 753,302.54, 1,129,955.70 and 184,686.19 is: 277,029.75
Step by Step Solution
- Step 1: Write the proportion equation
753,302.54 : 1,129,955.70 = 184,686.19 : x - Step 2: Convert to fraction form
753,302.54/1,129,955.70 = 184,686.19/x - Step 3: Cross multiply
753,302.54x = 1,129,955.70 × 184,686.19 - Step 4: Simplify right side
753,302.54x = 208,687,213,101.78 - Step 5: Solve for x
x = 208,687,213,101.78/753,302.54 - Step 6: Final answer
x = 277,029.75
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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.