Finding the Fourth Proportional to 377,296.16, 520,657.84 and 207,530.28
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Solution
The fourth proportional to 377,296.16, 520,657.84 and 207,530.28 is: 286,385.81
Step by Step Solution
- Step 1: Write the proportion equation
377,296.16 : 520,657.84 = 207,530.28 : x - Step 2: Convert to fraction form
377,296.16/520,657.84 = 207,530.28/x - Step 3: Cross multiply
377,296.16x = 520,657.84 × 207,530.28 - Step 4: Simplify right side
377,296.16x = 108,052,267,319.40 - Step 5: Solve for x
x = 108,052,267,319.40/377,296.16 - Step 6: Final answer
x = 286,385.81
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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.