Finding the Fourth Proportional to 341,406.66, 471,318.36 and 249,422.78
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Solution
The fourth proportional to 341,406.66, 471,318.36 and 249,422.78 is: 344,332.87
Step by Step Solution
- Step 1: Write the proportion equation
341,406.66 : 471,318.36 = 249,422.78 : x - Step 2: Convert to fraction form
341,406.66/471,318.36 = 249,422.78/x - Step 3: Cross multiply
341,406.66x = 471,318.36 × 249,422.78 - Step 4: Simplify right side
341,406.66x = 117,557,535,616.24 - Step 5: Solve for x
x = 117,557,535,616.24/341,406.66 - Step 6: Final answer
x = 344,332.87
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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.