Finding the Fourth Proportional to 586,576.28, 809,842.14 and 403,130.84
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Solution
The fourth proportional to 586,576.28, 809,842.14 and 403,130.84 is: 556,572.70
Step by Step Solution
- Step 1: Write the proportion equation
586,576.28 : 809,842.14 = 403,130.84 : x - Step 2: Convert to fraction form
586,576.28/809,842.14 = 403,130.84/x - Step 3: Cross multiply
586,576.28x = 809,842.14 × 403,130.84 - Step 4: Simplify right side
586,576.28x = 326,472,342,165.60 - Step 5: Solve for x
x = 326,472,342,165.60/586,576.28 - Step 6: Final answer
x = 556,572.70
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1.5x scale
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.