Finding the Fourth Proportional to 626,535.43, 864,619.50 and 340,055.62
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Solution
The fourth proportional to 626,535.43, 864,619.50 and 340,055.62 is: 469,277.08
Step by Step Solution
- Step 1: Write the proportion equation
626,535.43 : 864,619.50 = 340,055.62 : x - Step 2: Convert to fraction form
626,535.43/864,619.50 = 340,055.62/x - Step 3: Cross multiply
626,535.43x = 864,619.50 × 340,055.62 - Step 4: Simplify right side
626,535.43x = 294,018,720,136.59 - Step 5: Solve for x
x = 294,018,720,136.59/626,535.43 - Step 6: Final answer
x = 469,277.08
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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.