Finding the Fourth Proportional to 926,510.94, 1,390,005.96 and 542,583.99
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Solution
The fourth proportional to 926,510.94, 1,390,005.96 and 542,583.99 is: 814,016.27
Step by Step Solution
- Step 1: Write the proportion equation
926,510.94 : 1,390,005.96 = 542,583.99 : x - Step 2: Convert to fraction form
926,510.94/1,390,005.96 = 542,583.99/x - Step 3: Cross multiply
926,510.94x = 1,390,005.96 × 542,583.99 - Step 4: Simplify right side
926,510.94x = 754,194,979,900.58 - Step 5: Solve for x
x = 754,194,979,900.58/926,510.94 - Step 6: Final answer
x = 814,016.27
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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.