Finding the Fourth Proportional to 551,477.18, 761,056.97 and 306,472.27
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Solution
The fourth proportional to 551,477.18, 761,056.97 and 306,472.27 is: 422,941.99
Step by Step Solution
- Step 1: Write the proportion equation
551,477.18 : 761,056.97 = 306,472.27 : x - Step 2: Convert to fraction form
551,477.18/761,056.97 = 306,472.27/x - Step 3: Cross multiply
551,477.18x = 761,056.97 × 306,472.27 - Step 4: Simplify right side
551,477.18x = 233,242,854,986.11 - Step 5: Solve for x
x = 233,242,854,986.11/551,477.18 - Step 6: Final answer
x = 422,941.99
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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.