Finding the Fourth Proportional to 798,668.01, 1,102,206.51 and 436,125.51
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Solution
The fourth proportional to 798,668.01, 1,102,206.51 and 436,125.51 is: 601,877.59
Step by Step Solution
- Step 1: Write the proportion equation
798,668.01 : 1,102,206.51 = 436,125.51 : x - Step 2: Convert to fraction form
798,668.01/1,102,206.51 = 436,125.51/x - Step 3: Cross multiply
798,668.01x = 1,102,206.51 × 436,125.51 - Step 4: Simplify right side
798,668.01x = 480,700,376,299.07 - Step 5: Solve for x
x = 480,700,376,299.07/798,668.01 - Step 6: Final answer
x = 601,877.59
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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.