Finding the Fourth Proportional to 565,728.67, 843,263.69 and 520,327.81
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Solution
The fourth proportional to 565,728.67, 843,263.69 and 520,327.81 is: 775,590.09
Step by Step Solution
- Step 1: Write the proportion equation
565,728.67 : 843,263.69 = 520,327.81 : x - Step 2: Convert to fraction form
565,728.67/843,263.69 = 520,327.81/x - Step 3: Cross multiply
565,728.67x = 843,263.69 × 520,327.81 - Step 4: Simplify right side
565,728.67x = 438,773,549,070.22 - Step 5: Solve for x
x = 438,773,549,070.22/565,728.67 - Step 6: Final answer
x = 775,590.09
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.