Finding the Fourth Proportional to 475,800.99, 656,614.40 and 260,928.15
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Solution
The fourth proportional to 475,800.99, 656,614.40 and 260,928.15 is: 360,085.80
Step by Step Solution
- Step 1: Write the proportion equation
475,800.99 : 656,614.40 = 260,928.15 : x - Step 2: Convert to fraction form
475,800.99/656,614.40 = 260,928.15/x - Step 3: Cross multiply
475,800.99x = 656,614.40 × 260,928.15 - Step 4: Simplify right side
475,800.99x = 171,329,179,350.72 - Step 5: Solve for x
x = 171,329,179,350.72/475,800.99 - Step 6: Final answer
x = 360,085.80
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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.