Finding the Fourth Proportional to 632,740.13, 873,219.93 and 360,860.49
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Solution
The fourth proportional to 632,740.13, 873,219.93 and 360,860.49 is: 498,009.47
Step by Step Solution
- Step 1: Write the proportion equation
632,740.13 : 873,219.93 = 360,860.49 : x - Step 2: Convert to fraction form
632,740.13/873,219.93 = 360,860.49/x - Step 3: Cross multiply
632,740.13x = 873,219.93 × 360,860.49 - Step 4: Simplify right side
632,740.13x = 315,110,571,817.57 - Step 5: Solve for x
x = 315,110,571,817.57/632,740.13 - Step 6: Final answer
x = 498,009.47
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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.