Finding the Fourth Proportional to 1,204,288.66, 1,806,432.99 and 405,503.32
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Solution
The fourth proportional to 1,204,288.66, 1,806,432.99 and 405,503.32 is: 608,254.98
Step by Step Solution
- Step 1: Write the proportion equation
1,204,288.66 : 1,806,432.99 = 405,503.32 : x - Step 2: Convert to fraction form
1,204,288.66/1,806,432.99 = 405,503.32/x - Step 3: Cross multiply
1,204,288.66x = 1,806,432.99 × 405,503.32 - Step 4: Simplify right side
1,204,288.66x = 732,514,574,802.53 - Step 5: Solve for x
x = 732,514,574,802.53/1,204,288.66 - Step 6: Final answer
x = 608,254.98
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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.