Finding the Fourth Proportional to 616,115.04, 922,069.80 and 516,387.84
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Solution
The fourth proportional to 616,115.04, 922,069.80 and 516,387.84 is: 772,819.36
Step by Step Solution
- Step 1: Write the proportion equation
616,115.04 : 922,069.80 = 516,387.84 : x - Step 2: Convert to fraction form
616,115.04/922,069.80 = 516,387.84/x - Step 3: Cross multiply
616,115.04x = 922,069.80 × 516,387.84 - Step 4: Simplify right side
616,115.04x = 476,145,632,351.23 - Step 5: Solve for x
x = 476,145,632,351.23/616,115.04 - Step 6: Final answer
x = 772,819.36
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.