Finding the Fourth Proportional to 450,822.32, 622,134.99 and 246,885.94
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Solution
The fourth proportional to 450,822.32, 622,134.99 and 246,885.94 is: 340,702.70
Step by Step Solution
- Step 1: Write the proportion equation
450,822.32 : 622,134.99 = 246,885.94 : x - Step 2: Convert to fraction form
450,822.32/622,134.99 = 246,885.94/x - Step 3: Cross multiply
450,822.32x = 622,134.99 × 246,885.94 - Step 4: Simplify right side
450,822.32x = 153,596,381,813.04 - Step 5: Solve for x
x = 153,596,381,813.04/450,822.32 - Step 6: Final answer
x = 340,702.70
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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.