Finding the Fourth Proportional to 399,603.44, 551,610.54 and 246,703.44
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Solution
The fourth proportional to 399,603.44, 551,610.54 and 246,703.44 is: 340,548.17
Step by Step Solution
- Step 1: Write the proportion equation
399,603.44 : 551,610.54 = 246,703.44 : x - Step 2: Convert to fraction form
399,603.44/551,610.54 = 246,703.44/x - Step 3: Cross multiply
399,603.44x = 551,610.54 × 246,703.44 - Step 4: Simplify right side
399,603.44x = 136,084,217,758.26 - Step 5: Solve for x
x = 136,084,217,758.26/399,603.44 - Step 6: Final answer
x = 340,548.17
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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.