Finding the Fourth Proportional to 560,923.53, 774,064.71 and 319,201.08
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Solution
The fourth proportional to 560,923.53, 774,064.71 and 319,201.08 is: 440,491.94
Step by Step Solution
- Step 1: Write the proportion equation
560,923.53 : 774,064.71 = 319,201.08 : x - Step 2: Convert to fraction form
560,923.53/774,064.71 = 319,201.08/x - Step 3: Cross multiply
560,923.53x = 774,064.71 × 319,201.08 - Step 4: Simplify right side
560,923.53x = 247,082,291,421.89 - Step 5: Solve for x
x = 247,082,291,421.89/560,923.53 - Step 6: Final answer
x = 440,491.94
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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.