Finding the Fourth Proportional to 832,114.64, 1,249,033.44 and 512,496.74
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Solution
The fourth proportional to 832,114.64, 1,249,033.44 and 512,496.74 is: 769,275.69
Step by Step Solution
- Step 1: Write the proportion equation
832,114.64 : 1,249,033.44 = 512,496.74 : x - Step 2: Convert to fraction form
832,114.64/1,249,033.44 = 512,496.74/x - Step 3: Cross multiply
832,114.64x = 1,249,033.44 × 512,496.74 - Step 4: Simplify right side
832,114.64x = 640,125,566,150.99 - Step 5: Solve for x
x = 640,125,566,150.99/832,114.64 - Step 6: Final answer
x = 769,275.69
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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.