Finding the Fourth Proportional to 472,788.36, 708,532.05 and 202,593.06
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Solution
The fourth proportional to 472,788.36, 708,532.05 and 202,593.06 is: 303,610.85
Step by Step Solution
- Step 1: Write the proportion equation
472,788.36 : 708,532.05 = 202,593.06 : x - Step 2: Convert to fraction form
472,788.36/708,532.05 = 202,593.06/x - Step 3: Cross multiply
472,788.36x = 708,532.05 × 202,593.06 - Step 4: Simplify right side
472,788.36x = 143,543,676,117.57 - Step 5: Solve for x
x = 143,543,676,117.57/472,788.36 - Step 6: Final answer
x = 303,610.85
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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.