Finding the Fourth Proportional to 742,592.58, 1,024,750.32 and 403,053.54
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Solution
The fourth proportional to 742,592.58, 1,024,750.32 and 403,053.54 is: 556,198.99
Step by Step Solution
- Step 1: Write the proportion equation
742,592.58 : 1,024,750.32 = 403,053.54 : x - Step 2: Convert to fraction form
742,592.58/1,024,750.32 = 403,053.54/x - Step 3: Cross multiply
742,592.58x = 1,024,750.32 × 403,053.54 - Step 4: Simplify right side
742,592.58x = 413,029,244,092.13 - Step 5: Solve for x
x = 413,029,244,092.13/742,592.58 - Step 6: Final answer
x = 556,198.99
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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.