Finding the Fourth Proportional to 853,557.52, 1,177,894.02 and 471,610.12
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Solution
The fourth proportional to 853,557.52, 1,177,894.02 and 471,610.12 is: 650,813.48
Step by Step Solution
- Step 1: Write the proportion equation
853,557.52 : 1,177,894.02 = 471,610.12 : x - Step 2: Convert to fraction form
853,557.52/1,177,894.02 = 471,610.12/x - Step 3: Cross multiply
853,557.52x = 1,177,894.02 × 471,610.12 - Step 4: Simplify right side
853,557.52x = 555,506,740,119.48 - Step 5: Solve for x
x = 555,506,740,119.48/853,557.52 - Step 6: Final answer
x = 650,813.48
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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.