Finding the Fourth Proportional to 919,077.12, 1,267,470.72 and 596,442.24
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Solution
The fourth proportional to 919,077.12, 1,267,470.72 and 596,442.24 is: 822,534.97
Step by Step Solution
- Step 1: Write the proportion equation
919,077.12 : 1,267,470.72 = 596,442.24 : x - Step 2: Convert to fraction form
919,077.12/1,267,470.72 = 596,442.24/x - Step 3: Cross multiply
919,077.12x = 1,267,470.72 × 596,442.24 - Step 4: Simplify right side
919,077.12x = 755,973,075,371.21 - Step 5: Solve for x
x = 755,973,075,371.21/919,077.12 - Step 6: Final answer
x = 822,534.97
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1.5x scale
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.