Finding the Fourth Proportional to 807,134.24, 1,114,272.71 and 625,438.28
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Solution
The fourth proportional to 807,134.24, 1,114,272.71 and 625,438.28 is: 863,436.05
Step by Step Solution
- Step 1: Write the proportion equation
807,134.24 : 1,114,272.71 = 625,438.28 : x - Step 2: Convert to fraction form
807,134.24/1,114,272.71 = 625,438.28/x - Step 3: Cross multiply
807,134.24x = 1,114,272.71 × 625,438.28 - Step 4: Simplify right side
807,134.24x = 696,908,798,494.78 - Step 5: Solve for x
x = 696,908,798,494.78/807,134.24 - Step 6: Final answer
x = 863,436.05
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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.