Finding the Fourth Proportional to 844,116.49, 1,164,562.72 and 553,888.09
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Solution
The fourth proportional to 844,116.49, 1,164,562.72 and 553,888.09 is: 764,156.88
Step by Step Solution
- Step 1: Write the proportion equation
844,116.49 : 1,164,562.72 = 553,888.09 : x - Step 2: Convert to fraction form
844,116.49/1,164,562.72 = 553,888.09/x - Step 3: Cross multiply
844,116.49x = 1,164,562.72 × 553,888.09 - Step 4: Simplify right side
844,116.49x = 645,037,420,666.01 - Step 5: Solve for x
x = 645,037,420,666.01/844,116.49 - Step 6: Final answer
x = 764,156.88
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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.