Finding the Fourth Proportional to 717,310.08, 990,050.04 and 545,703.48
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Solution
The fourth proportional to 717,310.08, 990,050.04 and 545,703.48 is: 753,194.14
Step by Step Solution
- Step 1: Write the proportion equation
717,310.08 : 990,050.04 = 545,703.48 : x - Step 2: Convert to fraction form
717,310.08/990,050.04 = 545,703.48/x - Step 3: Cross multiply
717,310.08x = 990,050.04 × 545,703.48 - Step 4: Simplify right side
717,310.08x = 540,273,752,202.14 - Step 5: Solve for x
x = 540,273,752,202.14/717,310.08 - Step 6: Final answer
x = 753,194.14
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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.