Finding the Fourth Proportional to 903,471.33, 1,246,767.95 and 516,262.18
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Solution
The fourth proportional to 903,471.33, 1,246,767.95 and 516,262.18 is: 712,428.96
Step by Step Solution
- Step 1: Write the proportion equation
903,471.33 : 1,246,767.95 = 516,262.18 : x - Step 2: Convert to fraction form
903,471.33/1,246,767.95 = 516,262.18/x - Step 3: Cross multiply
903,471.33x = 1,246,767.95 × 516,262.18 - Step 4: Simplify right side
903,471.33x = 643,659,140,332.56 - Step 5: Solve for x
x = 643,659,140,332.56/903,471.33 - Step 6: Final answer
x = 712,428.96
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.