Finding the Fourth Proportional to 929,686.44, 1,395,277.08 and 480,538.92
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Solution
The fourth proportional to 929,686.44, 1,395,277.08 and 480,538.92 is: 721,194.71
Step by Step Solution
- Step 1: Write the proportion equation
929,686.44 : 1,395,277.08 = 480,538.92 : x - Step 2: Convert to fraction form
929,686.44/1,395,277.08 = 480,538.92/x - Step 3: Cross multiply
929,686.44x = 1,395,277.08 × 480,538.92 - Step 4: Simplify right side
929,686.44x = 670,484,941,123.95 - Step 5: Solve for x
x = 670,484,941,123.95/929,686.44 - Step 6: Final answer
x = 721,194.71
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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.