Finding the Fourth Proportional to 804,106.44, 1,205,975.40 and 479,986.02
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Solution
The fourth proportional to 804,106.44, 1,205,975.40 and 479,986.02 is: 719,869.04
Step by Step Solution
- Step 1: Write the proportion equation
804,106.44 : 1,205,975.40 = 479,986.02 : x - Step 2: Convert to fraction form
804,106.44/1,205,975.40 = 479,986.02/x - Step 3: Cross multiply
804,106.44x = 1,205,975.40 × 479,986.02 - Step 4: Simplify right side
804,106.44x = 578,851,332,463.91 - Step 5: Solve for x
x = 578,851,332,463.91/804,106.44 - Step 6: Final answer
x = 719,869.04
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.