Finding the Fourth Proportional to 477,368.77, 715,650.99 and 207,293.71
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Solution
The fourth proportional to 477,368.77, 715,650.99 and 207,293.71 is: 310,765.92
Step by Step Solution
- Step 1: Write the proportion equation
477,368.77 : 715,650.99 = 207,293.71 : x - Step 2: Convert to fraction form
477,368.77/715,650.99 = 207,293.71/x - Step 3: Cross multiply
477,368.77x = 715,650.99 × 207,293.71 - Step 4: Simplify right side
477,368.77x = 148,349,946,215.79 - Step 5: Solve for x
x = 148,349,946,215.79/477,368.77 - Step 6: Final answer
x = 310,765.92
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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.