Finding the Fourth Proportional to 372,267.99, 513,727.51 and 202,502.79
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Solution
The fourth proportional to 372,267.99, 513,727.51 and 202,502.79 is: 279,452.59
Step by Step Solution
- Step 1: Write the proportion equation
372,267.99 : 513,727.51 = 202,502.79 : x - Step 2: Convert to fraction form
372,267.99/513,727.51 = 202,502.79/x - Step 3: Cross multiply
372,267.99x = 513,727.51 × 202,502.79 - Step 4: Simplify right side
372,267.99x = 104,031,254,074.75 - Step 5: Solve for x
x = 104,031,254,074.75/372,267.99 - Step 6: Final answer
x = 279,452.59
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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.