Finding the Fourth Proportional to 441,248.19, 661,762.94 and 125,707.83
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Solution
The fourth proportional to 441,248.19, 661,762.94 and 125,707.83 is: 188,530.59
Step by Step Solution
- Step 1: Write the proportion equation
441,248.19 : 661,762.94 = 125,707.83 : x - Step 2: Convert to fraction form
441,248.19/661,762.94 = 125,707.83/x - Step 3: Cross multiply
441,248.19x = 661,762.94 × 125,707.83 - Step 4: Simplify right side
441,248.19x = 83,188,782,533.28 - Step 5: Solve for x
x = 83,188,782,533.28/441,248.19 - Step 6: Final answer
x = 188,530.59
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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.