Finding the Fourth Proportional to 903,522.21, 1,246,837.84 and 516,313.01
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Solution
The fourth proportional to 903,522.21, 1,246,837.84 and 516,313.01 is: 712,498.91
Step by Step Solution
- Step 1: Write the proportion equation
903,522.21 : 1,246,837.84 = 516,313.01 : x - Step 2: Convert to fraction form
903,522.21/1,246,837.84 = 516,313.01/x - Step 3: Cross multiply
903,522.21x = 1,246,837.84 × 516,313.01 - Step 4: Simplify right side
903,522.21x = 643,758,595,035.20 - Step 5: Solve for x
x = 643,758,595,035.20/903,522.21 - Step 6: Final answer
x = 712,498.91
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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.