Finding the Fourth Proportional to 475,624.23, 656,347.21 and 260,756.94
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Solution
The fourth proportional to 475,624.23, 656,347.21 and 260,756.94 is: 359,836.78
Step by Step Solution
- Step 1: Write the proportion equation
475,624.23 : 656,347.21 = 260,756.94 : x - Step 2: Convert to fraction form
475,624.23/656,347.21 = 260,756.94/x - Step 3: Cross multiply
475,624.23x = 656,347.21 × 260,756.94 - Step 4: Simplify right side
475,624.23x = 171,147,090,057.14 - Step 5: Solve for x
x = 171,147,090,057.14/475,624.23 - Step 6: Final answer
x = 359,836.78
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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.