Finding the Fourth Proportional to 736,106.99, 1,015,863.68 and 413,918.15
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Solution
The fourth proportional to 736,106.99, 1,015,863.68 and 413,918.15 is: 571,227.31
Step by Step Solution
- Step 1: Write the proportion equation
736,106.99 : 1,015,863.68 = 413,918.15 : x - Step 2: Convert to fraction form
736,106.99/1,015,863.68 = 413,918.15/x - Step 3: Cross multiply
736,106.99x = 1,015,863.68 × 413,918.15 - Step 4: Simplify right side
736,106.99x = 420,484,413,008.20 - Step 5: Solve for x
x = 420,484,413,008.20/736,106.99 - Step 6: Final answer
x = 571,227.31
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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.