Finding the Fourth Proportional to 453,494.96, 625,821.80 and 249,559.08
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Solution
The fourth proportional to 453,494.96, 625,821.80 and 249,559.08 is: 344,390.85
Step by Step Solution
- Step 1: Write the proportion equation
453,494.96 : 625,821.80 = 249,559.08 : x - Step 2: Convert to fraction form
453,494.96/625,821.80 = 249,559.08/x - Step 3: Cross multiply
453,494.96x = 625,821.80 × 249,559.08 - Step 4: Simplify right side
453,494.96x = 156,179,511,404.15 - Step 5: Solve for x
x = 156,179,511,404.15/453,494.96 - Step 6: Final answer
x = 344,390.85
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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.