Finding the Fourth Proportional to 977,021.40, 1,465,741.08 and 303,088.08
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Solution
The fourth proportional to 977,021.40, 1,465,741.08 and 303,088.08 is: 454,696.95
Step by Step Solution
- Step 1: Write the proportion equation
977,021.40 : 1,465,741.08 = 303,088.08 : x - Step 2: Convert to fraction form
977,021.40/1,465,741.08 = 303,088.08/x - Step 3: Cross multiply
977,021.40x = 1,465,741.08 × 303,088.08 - Step 4: Simplify right side
977,021.40x = 444,248,649,714.33 - Step 5: Solve for x
x = 444,248,649,714.33/977,021.40 - Step 6: Final answer
x = 454,696.95
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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.