Finding the Fourth Proportional to 453,488.62, 626,072.42 and 300,733.03
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Solution
The fourth proportional to 453,488.62, 626,072.42 and 300,733.03 is: 415,182.76
Step by Step Solution
- Step 1: Write the proportion equation
453,488.62 : 626,072.42 = 300,733.03 : x - Step 2: Convert to fraction form
453,488.62/626,072.42 = 300,733.03/x - Step 3: Cross multiply
453,488.62x = 626,072.42 × 300,733.03 - Step 4: Simplify right side
453,488.62x = 188,280,655,866.03 - Step 5: Solve for x
x = 188,280,655,866.03/453,488.62 - Step 6: Final answer
x = 415,182.76
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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.