Finding the Fourth Proportional to 941,038.36, 1,298,630.37 and 511,319.99
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Solution
The fourth proportional to 941,038.36, 1,298,630.37 and 511,319.99 is: 705,620.20
Step by Step Solution
- Step 1: Write the proportion equation
941,038.36 : 1,298,630.37 = 511,319.99 : x - Step 2: Convert to fraction form
941,038.36/1,298,630.37 = 511,319.99/x - Step 3: Cross multiply
941,038.36x = 1,298,630.37 × 511,319.99 - Step 4: Simplify right side
941,038.36x = 664,015,672,966.12 - Step 5: Solve for x
x = 664,015,672,966.12/941,038.36 - Step 6: Final answer
x = 705,620.20
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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.