Finding the Fourth Proportional to 651,669.60, 977,657.40 and 202,367.28
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Solution
The fourth proportional to 651,669.60, 977,657.40 and 202,367.28 is: 303,598.43
Step by Step Solution
- Step 1: Write the proportion equation
651,669.60 : 977,657.40 = 202,367.28 : x - Step 2: Convert to fraction form
651,669.60/977,657.40 = 202,367.28/x - Step 3: Cross multiply
651,669.60x = 977,657.40 × 202,367.28 - Step 4: Simplify right side
651,669.60x = 197,845,868,809.87 - Step 5: Solve for x
x = 197,845,868,809.87/651,669.60 - Step 6: Final answer
x = 303,598.43
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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.