Finding the Fourth Proportional to 603,985.77, 833,479.14 and 332,051.70
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Solution
The fourth proportional to 603,985.77, 833,479.14 and 332,051.70 is: 458,219.68
Step by Step Solution
- Step 1: Write the proportion equation
603,985.77 : 833,479.14 = 332,051.70 : x - Step 2: Convert to fraction form
603,985.77/833,479.14 = 332,051.70/x - Step 3: Cross multiply
603,985.77x = 833,479.14 × 332,051.70 - Step 4: Simplify right side
603,985.77x = 276,758,165,351.54 - Step 5: Solve for x
x = 276,758,165,351.54/603,985.77 - Step 6: Final answer
x = 458,219.68
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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.