Finding the Fourth Proportional to 461,555.82, 692,642.99 and 162,037.28
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Solution
The fourth proportional to 461,555.82, 692,642.99 and 162,037.28 is: 243,164.49
Step by Step Solution
- Step 1: Write the proportion equation
461,555.82 : 692,642.99 = 162,037.28 : x - Step 2: Convert to fraction form
461,555.82/692,642.99 = 162,037.28/x - Step 3: Cross multiply
461,555.82x = 692,642.99 × 162,037.28 - Step 4: Simplify right side
461,555.82x = 112,233,987,032.09 - Step 5: Solve for x
x = 112,233,987,032.09/461,555.82 - Step 6: Final answer
x = 243,164.49
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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.