Finding the Fourth Proportional to 560,925.53, 774,067.47 and 319,203.08
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Solution
The fourth proportional to 560,925.53, 774,067.47 and 319,203.08 is: 440,494.70
Step by Step Solution
- Step 1: Write the proportion equation
560,925.53 : 774,067.47 = 319,203.08 : x - Step 2: Convert to fraction form
560,925.53/774,067.47 = 319,203.08/x - Step 3: Cross multiply
560,925.53x = 774,067.47 × 319,203.08 - Step 4: Simplify right side
560,925.53x = 247,084,720,551.81 - Step 5: Solve for x
x = 247,084,720,551.81/560,925.53 - Step 6: Final answer
x = 440,494.70
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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.