Finding the Fourth Proportional to 573,276.36, 789,753.87 and 400,871.91
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Solution
The fourth proportional to 573,276.36, 789,753.87 and 400,871.91 is: 552,246.99
Step by Step Solution
- Step 1: Write the proportion equation
573,276.36 : 789,753.87 = 400,871.91 : x - Step 2: Convert to fraction form
573,276.36/789,753.87 = 400,871.91/x - Step 3: Cross multiply
573,276.36x = 789,753.87 × 400,871.91 - Step 4: Simplify right side
573,276.36x = 316,590,142,296.79 - Step 5: Solve for x
x = 316,590,142,296.79/573,276.36 - Step 6: Final answer
x = 552,246.99
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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.