Finding the Fourth Proportional to 754,277.10, 1,130,668.26 and 354,201.66
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Solution
The fourth proportional to 754,277.10, 1,130,668.26 and 354,201.66 is: 530,951.52
Step by Step Solution
- Step 1: Write the proportion equation
754,277.10 : 1,130,668.26 = 354,201.66 : x - Step 2: Convert to fraction form
754,277.10/1,130,668.26 = 354,201.66/x - Step 3: Cross multiply
754,277.10x = 1,130,668.26 × 354,201.66 - Step 4: Simplify right side
754,277.10x = 400,484,574,601.31 - Step 5: Solve for x
x = 400,484,574,601.31/754,277.10 - Step 6: Final answer
x = 530,951.52
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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.