Finding the Fourth Proportional to 562,226.34, 775,890.62 and 307,577.53
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Solution
The fourth proportional to 562,226.34, 775,890.62 and 307,577.53 is: 424,466.99
Step by Step Solution
- Step 1: Write the proportion equation
562,226.34 : 775,890.62 = 307,577.53 : x - Step 2: Convert to fraction form
562,226.34/775,890.62 = 307,577.53/x - Step 3: Cross multiply
562,226.34x = 775,890.62 × 307,577.53 - Step 4: Simplify right side
562,226.34x = 238,646,520,449.77 - Step 5: Solve for x
x = 238,646,520,449.77/562,226.34 - Step 6: Final answer
x = 424,466.99
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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.