Finding the Fourth Proportional to 568,355.40, 852,574.95 and 163,531.17
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Solution
The fourth proportional to 568,355.40, 852,574.95 and 163,531.17 is: 245,308.80
Step by Step Solution
- Step 1: Write the proportion equation
568,355.40 : 852,574.95 = 163,531.17 : x - Step 2: Convert to fraction form
568,355.40/852,574.95 = 163,531.17/x - Step 3: Cross multiply
568,355.40x = 852,574.95 × 163,531.17 - Step 4: Simplify right side
568,355.40x = 139,422,579,086.19 - Step 5: Solve for x
x = 139,422,579,086.19/568,355.40 - Step 6: Final answer
x = 245,308.80
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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.