Finding the Fourth Proportional to 536,971.80, 804,536.10 and 255,883.80
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Solution
The fourth proportional to 536,971.80, 804,536.10 and 255,883.80 is: 383,386.53
Step by Step Solution
- Step 1: Write the proportion equation
536,971.80 : 804,536.10 = 255,883.80 : x - Step 2: Convert to fraction form
536,971.80/804,536.10 = 255,883.80/x - Step 3: Cross multiply
536,971.80x = 804,536.10 × 255,883.80 - Step 4: Simplify right side
536,971.80x = 205,867,754,505.18 - Step 5: Solve for x
x = 205,867,754,505.18/536,971.80 - Step 6: Final answer
x = 383,386.53
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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.