Finding the Fourth Proportional to 579,827.80, 869,741.70 and 248,051.80
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Solution
The fourth proportional to 579,827.80, 869,741.70 and 248,051.80 is: 372,077.70
Step by Step Solution
- Step 1: Write the proportion equation
579,827.80 : 869,741.70 = 248,051.80 : x - Step 2: Convert to fraction form
579,827.80/869,741.70 = 248,051.80/x - Step 3: Cross multiply
579,827.80x = 869,741.70 × 248,051.80 - Step 4: Simplify right side
579,827.80x = 215,740,994,220.06 - Step 5: Solve for x
x = 215,740,994,220.06/579,827.80 - Step 6: Final answer
x = 372,077.70
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1.5x scale
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.