Finding the Fourth Proportional to 632,794.80, 947,809.80 and 491,444.40
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Solution
The fourth proportional to 632,794.80, 947,809.80 and 491,444.40 is: 736,092.99
Step by Step Solution
- Step 1: Write the proportion equation
632,794.80 : 947,809.80 = 491,444.40 : x - Step 2: Convert to fraction form
632,794.80/947,809.80 = 491,444.40/x - Step 3: Cross multiply
632,794.80x = 947,809.80 × 491,444.40 - Step 4: Simplify right side
632,794.80x = 465,795,818,475.12 - Step 5: Solve for x
x = 465,795,818,475.12/632,794.80 - Step 6: Final answer
x = 736,092.99
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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.