Finding the Fourth Proportional to 437,727.30, 656,202.15 and 260,045.70
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Solution
The fourth proportional to 437,727.30, 656,202.15 and 260,045.70 is: 389,837.57
Step by Step Solution
- Step 1: Write the proportion equation
437,727.30 : 656,202.15 = 260,045.70 : x - Step 2: Convert to fraction form
437,727.30/656,202.15 = 260,045.70/x - Step 3: Cross multiply
437,727.30x = 656,202.15 × 260,045.70 - Step 4: Simplify right side
437,727.30x = 170,642,547,438.26 - Step 5: Solve for x
x = 170,642,547,438.26/437,727.30 - Step 6: Final answer
x = 389,837.57
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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.