Finding the Fourth Proportional to 803,697.28, 1,203,926.42 and 533,977.31
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Solution
The fourth proportional to 803,697.28, 1,203,926.42 and 533,977.31 is: 799,889.98
Step by Step Solution
- Step 1: Write the proportion equation
803,697.28 : 1,203,926.42 = 533,977.31 : x - Step 2: Convert to fraction form
803,697.28/1,203,926.42 = 533,977.31/x - Step 3: Cross multiply
803,697.28x = 1,203,926.42 × 533,977.31 - Step 4: Simplify right side
803,697.28x = 642,869,395,534.29 - Step 5: Solve for x
x = 642,869,395,534.29/803,697.28 - Step 6: Final answer
x = 799,889.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.