Finding the Fourth Proportional to 498,160.02, 687,457.26 and 283,299.96
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Solution
The fourth proportional to 498,160.02, 687,457.26 and 283,299.96 is: 390,951.92
Step by Step Solution
- Step 1: Write the proportion equation
498,160.02 : 687,457.26 = 283,299.96 : x - Step 2: Convert to fraction form
498,160.02/687,457.26 = 283,299.96/x - Step 3: Cross multiply
498,160.02x = 687,457.26 × 283,299.96 - Step 4: Simplify right side
498,160.02x = 194,756,614,259.71 - Step 5: Solve for x
x = 194,756,614,259.71/498,160.02 - Step 6: Final answer
x = 390,951.92
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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.