Finding the Fourth Proportional to 540,848.08, 746,341.05 and 299,116.54
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Solution
The fourth proportional to 540,848.08, 746,341.05 and 299,116.54 is: 412,764.62
Step by Step Solution
- Step 1: Write the proportion equation
540,848.08 : 746,341.05 = 299,116.54 : x - Step 2: Convert to fraction form
540,848.08/746,341.05 = 299,116.54/x - Step 3: Cross multiply
540,848.08x = 746,341.05 × 299,116.54 - Step 4: Simplify right side
540,848.08x = 223,242,952,535.97 - Step 5: Solve for x
x = 223,242,952,535.97/540,848.08 - Step 6: Final answer
x = 412,764.62
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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.