Finding the Fourth Proportional to 507,538.17, 761,403.27 and 203,955.96
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Solution
The fourth proportional to 507,538.17, 761,403.27 and 203,955.96 is: 305,972.52
Step by Step Solution
- Step 1: Write the proportion equation
507,538.17 : 761,403.27 = 203,955.96 : x - Step 2: Convert to fraction form
507,538.17/761,403.27 = 203,955.96/x - Step 3: Cross multiply
507,538.17x = 761,403.27 × 203,955.96 - Step 4: Simplify right side
507,538.17x = 155,292,734,879.99 - Step 5: Solve for x
x = 155,292,734,879.99/507,538.17 - Step 6: Final answer
x = 305,972.52
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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.