Finding the Fourth Proportional to 580,503.31, 870,764.99 and 201,437.28
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Solution
The fourth proportional to 580,503.31, 870,764.99 and 201,437.28 is: 302,159.40
Step by Step Solution
- Step 1: Write the proportion equation
580,503.31 : 870,764.99 = 201,437.28 : x - Step 2: Convert to fraction form
580,503.31/870,764.99 = 201,437.28/x - Step 3: Cross multiply
580,503.31x = 870,764.99 × 201,437.28 - Step 4: Simplify right side
580,503.31x = 175,404,530,097.64 - Step 5: Solve for x
x = 175,404,530,097.64/580,503.31 - Step 6: Final answer
x = 302,159.40
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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.