Finding the Fourth Proportional to 566,454.44, 781,727.75 and 308,318.91
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Solution
The fourth proportional to 566,454.44, 781,727.75 and 308,318.91 is: 425,491.32
Step by Step Solution
- Step 1: Write the proportion equation
566,454.44 : 781,727.75 = 308,318.91 : x - Step 2: Convert to fraction form
566,454.44/781,727.75 = 308,318.91/x - Step 3: Cross multiply
566,454.44x = 781,727.75 × 308,318.91 - Step 4: Simplify right side
566,454.44x = 241,021,447,796.75 - Step 5: Solve for x
x = 241,021,447,796.75/566,454.44 - Step 6: Final answer
x = 425,491.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.