Finding the Fourth Proportional to 620,463.24, 856,325.52 and 348,551.91
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Solution
The fourth proportional to 620,463.24, 856,325.52 and 348,551.91 is: 481,050.09
Step by Step Solution
- Step 1: Write the proportion equation
620,463.24 : 856,325.52 = 348,551.91 : x - Step 2: Convert to fraction form
620,463.24/856,325.52 = 348,551.91/x - Step 3: Cross multiply
620,463.24x = 856,325.52 × 348,551.91 - Step 4: Simplify right side
620,463.24x = 298,473,895,577.74 - Step 5: Solve for x
x = 298,473,895,577.74/620,463.24 - Step 6: Final answer
x = 481,050.09
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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.