Finding the Fourth Proportional to 588,506.55, 809,590.59 and 515,580.99
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Solution
The fourth proportional to 588,506.55, 809,590.59 and 515,580.99 is: 709,269.11
Step by Step Solution
- Step 1: Write the proportion equation
588,506.55 : 809,590.59 = 515,580.99 : x - Step 2: Convert to fraction form
588,506.55/809,590.59 = 515,580.99/x - Step 3: Cross multiply
588,506.55x = 809,590.59 × 515,580.99 - Step 4: Simplify right side
588,506.55x = 417,409,517,886.88 - Step 5: Solve for x
x = 417,409,517,886.88/588,506.55 - Step 6: Final answer
x = 709,269.11
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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.