Finding the Fourth Proportional to 415,779.73, 573,775.98 and 224,793.13
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Solution
The fourth proportional to 415,779.73, 573,775.98 and 224,793.13 is: 310,214.49
Step by Step Solution
- Step 1: Write the proportion equation
415,779.73 : 573,775.98 = 224,793.13 : x - Step 2: Convert to fraction form
415,779.73/573,775.98 = 224,793.13/x - Step 3: Cross multiply
415,779.73x = 573,775.98 × 224,793.13 - Step 4: Simplify right side
415,779.73x = 128,980,898,463.02 - Step 5: Solve for x
x = 128,980,898,463.02/415,779.73 - Step 6: Final answer
x = 310,214.49
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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.