Finding the Fourth Proportional to 626,207.69, 864,248.01 and 350,670.45
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Solution
The fourth proportional to 626,207.69, 864,248.01 and 350,670.45 is: 483,970.80
Step by Step Solution
- Step 1: Write the proportion equation
626,207.69 : 864,248.01 = 350,670.45 : x - Step 2: Convert to fraction form
626,207.69/864,248.01 = 350,670.45/x - Step 3: Cross multiply
626,207.69x = 864,248.01 × 350,670.45 - Step 4: Simplify right side
626,207.69x = 303,066,235,133.74 - Step 5: Solve for x
x = 303,066,235,133.74/626,207.69 - Step 6: Final answer
x = 483,970.80
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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.