Finding the Fourth Proportional to 476,296.83, 657,266.27 and 261,432.99
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Solution
The fourth proportional to 476,296.83, 657,266.27 and 261,432.99 is: 360,764.70
Step by Step Solution
- Step 1: Write the proportion equation
476,296.83 : 657,266.27 = 261,432.99 : x - Step 2: Convert to fraction form
476,296.83/657,266.27 = 261,432.99/x - Step 3: Cross multiply
476,296.83x = 657,266.27 × 261,432.99 - Step 4: Simplify right side
476,296.83x = 171,831,084,885.08 - Step 5: Solve for x
x = 171,831,084,885.08/476,296.83 - Step 6: Final answer
x = 360,764.70
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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.