Finding the Fourth Proportional to 551,887.01, 761,666.99 and 306,896.03
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Solution
The fourth proportional to 551,887.01, 761,666.99 and 306,896.03 is: 423,551.50
Step by Step Solution
- Step 1: Write the proportion equation
551,887.01 : 761,666.99 = 306,896.03 : x - Step 2: Convert to fraction form
551,887.01/761,666.99 = 306,896.03/x - Step 3: Cross multiply
551,887.01x = 761,666.99 × 306,896.03 - Step 4: Simplify right side
551,887.01x = 233,752,570,070.24 - Step 5: Solve for x
x = 233,752,570,070.24/551,887.01 - Step 6: Final answer
x = 423,551.50
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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.