Finding the Fourth Proportional to 507,299.09, 699,735.65 and 326,239.92
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Solution
The fourth proportional to 507,299.09, 699,735.65 and 326,239.92 is: 449,994.31
Step by Step Solution
- Step 1: Write the proportion equation
507,299.09 : 699,735.65 = 326,239.92 : x - Step 2: Convert to fraction form
507,299.09/699,735.65 = 326,239.92/x - Step 3: Cross multiply
507,299.09x = 699,735.65 × 326,239.92 - Step 4: Simplify right side
507,299.09x = 228,281,700,845.95 - Step 5: Solve for x
x = 228,281,700,845.95/507,299.09 - Step 6: Final answer
x = 449,994.31
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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.