Finding the Fourth Proportional to 509,141.59, 702,537.36 and 294,240.18
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Solution
The fourth proportional to 509,141.59, 702,537.36 and 294,240.18 is: 406,006.35
Step by Step Solution
- Step 1: Write the proportion equation
509,141.59 : 702,537.36 = 294,240.18 : x - Step 2: Convert to fraction form
509,141.59/702,537.36 = 294,240.18/x - Step 3: Cross multiply
509,141.59x = 702,537.36 × 294,240.18 - Step 4: Simplify right side
509,141.59x = 206,714,719,263.13 - Step 5: Solve for x
x = 206,714,719,263.13/509,141.59 - Step 6: Final answer
x = 406,006.35
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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.