Finding the Fourth Proportional to 853,466.67, 1,177,807.77 and 471,518.07
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Solution
The fourth proportional to 853,466.67, 1,177,807.77 and 471,518.07 is: 650,708.07
Step by Step Solution
- Step 1: Write the proportion equation
853,466.67 : 1,177,807.77 = 471,518.07 : x - Step 2: Convert to fraction form
853,466.67/1,177,807.77 = 471,518.07/x - Step 3: Cross multiply
853,466.67x = 1,177,807.77 × 471,518.07 - Step 4: Simplify right side
853,466.67x = 555,357,646,541.40 - Step 5: Solve for x
x = 555,357,646,541.40/853,466.67 - Step 6: Final answer
x = 650,708.07
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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.