Finding the Fourth Proportional to 970,875.91, 1,454,542.40 and 542,180.17
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Solution
The fourth proportional to 970,875.91, 1,454,542.40 and 542,180.17 is: 812,280.99
Step by Step Solution
- Step 1: Write the proportion equation
970,875.91 : 1,454,542.40 = 542,180.17 : x - Step 2: Convert to fraction form
970,875.91/1,454,542.40 = 542,180.17/x - Step 3: Cross multiply
970,875.91x = 1,454,542.40 × 542,180.17 - Step 4: Simplify right side
970,875.91x = 788,624,042,993.31 - Step 5: Solve for x
x = 788,624,042,993.31/970,875.91 - Step 6: Final answer
x = 812,280.99
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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.