Finding the Fourth Proportional to 579,823.08, 869,816.61 and 180,504.15
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Solution
The fourth proportional to 579,823.08, 869,816.61 and 180,504.15 is: 270,781.75
Step by Step Solution
- Step 1: Write the proportion equation
579,823.08 : 869,816.61 = 180,504.15 : x - Step 2: Convert to fraction form
579,823.08/869,816.61 = 180,504.15/x - Step 3: Cross multiply
579,823.08x = 869,816.61 × 180,504.15 - Step 4: Simplify right side
579,823.08x = 157,005,507,843.93 - Step 5: Solve for x
x = 157,005,507,843.93/579,823.08 - Step 6: Final answer
x = 270,781.75
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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.