Finding the Fourth Proportional to 536,801.72, 740,777.55 and 295,079.09
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Solution
The fourth proportional to 536,801.72, 740,777.55 and 295,079.09 is: 407,204.29
Step by Step Solution
- Step 1: Write the proportion equation
536,801.72 : 740,777.55 = 295,079.09 : x - Step 2: Convert to fraction form
536,801.72/740,777.55 = 295,079.09/x - Step 3: Cross multiply
536,801.72x = 740,777.55 × 295,079.09 - Step 4: Simplify right side
536,801.72x = 218,587,965,346.43 - Step 5: Solve for x
x = 218,587,965,346.43/536,801.72 - Step 6: Final answer
x = 407,204.29
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1.5x scale
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.