Finding the Fourth Proportional to 546,402.96, 754,089.84 and 331,526.16
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Solution
The fourth proportional to 546,402.96, 754,089.84 and 331,526.16 is: 457,538.72
Step by Step Solution
- Step 1: Write the proportion equation
546,402.96 : 754,089.84 = 331,526.16 : x - Step 2: Convert to fraction form
546,402.96/754,089.84 = 331,526.16/x - Step 3: Cross multiply
546,402.96x = 754,089.84 × 331,526.16 - Step 4: Simplify right side
546,402.96x = 250,000,508,950.21 - Step 5: Solve for x
x = 250,000,508,950.21/546,402.96 - Step 6: Final answer
x = 457,538.72
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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.