Finding the Fourth Proportional to 632,762.07, 873,619.19 and 564,661.92
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Solution
The fourth proportional to 632,762.07, 873,619.19 and 564,661.92 is: 779,597.12
Step by Step Solution
- Step 1: Write the proportion equation
632,762.07 : 873,619.19 = 564,661.92 : x - Step 2: Convert to fraction form
632,762.07/873,619.19 = 564,661.92/x - Step 3: Cross multiply
632,762.07x = 873,619.19 × 564,661.92 - Step 4: Simplify right side
632,762.07x = 493,299,489,174.25 - Step 5: Solve for x
x = 493,299,489,174.25/632,762.07 - Step 6: Final answer
x = 779,597.12
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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.