Finding the Fourth Proportional to 573,249.98, 791,079.27 and 318,595.70
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Solution
The fourth proportional to 573,249.98, 791,079.27 and 318,595.70 is: 439,658.90
Step by Step Solution
- Step 1: Write the proportion equation
573,249.98 : 791,079.27 = 318,595.70 : x - Step 2: Convert to fraction form
573,249.98/791,079.27 = 318,595.70/x - Step 3: Cross multiply
573,249.98x = 791,079.27 × 318,595.70 - Step 4: Simplify right side
573,249.98x = 252,034,453,781.14 - Step 5: Solve for x
x = 252,034,453,781.14/573,249.98 - Step 6: Final answer
x = 439,658.90
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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.