Finding the Fourth Proportional to 496,233.80, 744,350.70 and 472,905.80
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Solution
The fourth proportional to 496,233.80, 744,350.70 and 472,905.80 is: 709,358.70
Step by Step Solution
- Step 1: Write the proportion equation
496,233.80 : 744,350.70 = 472,905.80 : x - Step 2: Convert to fraction form
496,233.80/744,350.70 = 472,905.80/x - Step 3: Cross multiply
496,233.80x = 744,350.70 × 472,905.80 - Step 4: Simplify right side
496,233.80x = 352,007,763,264.06 - Step 5: Solve for x
x = 352,007,763,264.06/496,233.80 - Step 6: Final answer
x = 709,358.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.