Finding the Fourth Proportional to 628,114.64, 935,520.10 and 625,056.08
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Solution
The fourth proportional to 628,114.64, 935,520.10 and 625,056.08 is: 930,964.65
Step by Step Solution
- Step 1: Write the proportion equation
628,114.64 : 935,520.10 = 625,056.08 : x - Step 2: Convert to fraction form
628,114.64/935,520.10 = 625,056.08/x - Step 3: Cross multiply
628,114.64x = 935,520.10 × 625,056.08 - Step 4: Simplify right side
628,114.64x = 584,752,526,467.21 - Step 5: Solve for x
x = 584,752,526,467.21/628,114.64 - Step 6: Final answer
x = 930,964.65
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.