Finding the Fourth Proportional to 560,924.53, 774,066.09 and 319,202.08
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Solution
The fourth proportional to 560,924.53, 774,066.09 and 319,202.08 is: 440,493.32
Step by Step Solution
- Step 1: Write the proportion equation
560,924.53 : 774,066.09 = 319,202.08 : x - Step 2: Convert to fraction form
560,924.53/774,066.09 = 319,202.08/x - Step 3: Cross multiply
560,924.53x = 774,066.09 × 319,202.08 - Step 4: Simplify right side
560,924.53x = 247,083,505,985.47 - Step 5: Solve for x
x = 247,083,505,985.47/560,924.53 - Step 6: Final answer
x = 440,493.32
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1.5x scale
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.