Finding the Fourth Proportional to 653,657.94, 902,132.21 and 367,177.94
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Solution
The fourth proportional to 653,657.94, 902,132.21 and 367,177.94 is: 506,752.88
Step by Step Solution
- Step 1: Write the proportion equation
653,657.94 : 902,132.21 = 367,177.94 : x - Step 2: Convert to fraction form
653,657.94/902,132.21 = 367,177.94/x - Step 3: Cross multiply
653,657.94x = 902,132.21 × 367,177.94 - Step 4: Simplify right side
653,657.94x = 331,243,046,475.45 - Step 5: Solve for x
x = 331,243,046,475.45/653,657.94 - Step 6: Final answer
x = 506,752.88
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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.