Finding the Fourth Proportional to 710,298.24, 981,043.68 and 565,588.48
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Solution
The fourth proportional to 710,298.24, 981,043.68 and 565,588.48 is: 781,174.68
Step by Step Solution
- Step 1: Write the proportion equation
710,298.24 : 981,043.68 = 565,588.48 : x - Step 2: Convert to fraction form
710,298.24/981,043.68 = 565,588.48/x - Step 3: Cross multiply
710,298.24x = 981,043.68 × 565,588.48 - Step 4: Simplify right side
710,298.24x = 554,867,003,784.81 - Step 5: Solve for x
x = 554,867,003,784.81/710,298.24 - Step 6: Final answer
x = 781,174.68
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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.