Finding the Fourth Proportional to 563,054.24, 776,720.40 and 348,125.60
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Solution
The fourth proportional to 563,054.24, 776,720.40 and 348,125.60 is: 480,231.27
Step by Step Solution
- Step 1: Write the proportion equation
563,054.24 : 776,720.40 = 348,125.60 : x - Step 2: Convert to fraction form
563,054.24/776,720.40 = 348,125.60/x - Step 3: Cross multiply
563,054.24x = 776,720.40 × 348,125.60 - Step 4: Simplify right side
563,054.24x = 270,396,255,282.24 - Step 5: Solve for x
x = 270,396,255,282.24/563,054.24 - Step 6: Final answer
x = 480,231.27
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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.