Finding the Fourth Proportional to 573,303.34, 791,153.94 and 311,656.96
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Solution
The fourth proportional to 573,303.34, 791,153.94 and 311,656.96 is: 430,084.07
Step by Step Solution
- Step 1: Write the proportion equation
573,303.34 : 791,153.94 = 311,656.96 : x - Step 2: Convert to fraction form
573,303.34/791,153.94 = 311,656.96/x - Step 3: Cross multiply
573,303.34x = 791,153.94 × 311,656.96 - Step 4: Simplify right side
573,303.34x = 246,568,631,832.42 - Step 5: Solve for x
x = 246,568,631,832.42/573,303.34 - Step 6: Final answer
x = 430,084.07
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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.