Finding the Fourth Proportional to 507,043.09, 700,193.61 and 326,069.29
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Solution
The fourth proportional to 507,043.09, 700,193.61 and 326,069.29 is: 450,280.53
Step by Step Solution
- Step 1: Write the proportion equation
507,043.09 : 700,193.61 = 326,069.29 : x - Step 2: Convert to fraction form
507,043.09/700,193.61 = 326,069.29/x - Step 3: Cross multiply
507,043.09x = 700,193.61 × 326,069.29 - Step 4: Simplify right side
507,043.09x = 228,311,633,275.24 - Step 5: Solve for x
x = 228,311,633,275.24/507,043.09 - Step 6: Final answer
x = 450,280.53
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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.