Finding the Fourth Proportional to 736,443.24, 1,015,662.18 and 507,366.12
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Solution
The fourth proportional to 736,443.24, 1,015,662.18 and 507,366.12 is: 699,731.56
Step by Step Solution
- Step 1: Write the proportion equation
736,443.24 : 1,015,662.18 = 507,366.12 : x - Step 2: Convert to fraction form
736,443.24/1,015,662.18 = 507,366.12/x - Step 3: Cross multiply
736,443.24x = 1,015,662.18 × 507,366.12 - Step 4: Simplify right side
736,443.24x = 515,312,579,497.34 - Step 5: Solve for x
x = 515,312,579,497.34/736,443.24 - Step 6: Final answer
x = 699,731.56
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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.