Finding the Fourth Proportional to 695,088.16, 959,223.84 and 389,177.44
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Solution
The fourth proportional to 695,088.16, 959,223.84 and 389,177.44 is: 537,066.09
Step by Step Solution
- Step 1: Write the proportion equation
695,088.16 : 959,223.84 = 389,177.44 : x - Step 2: Convert to fraction form
695,088.16/959,223.84 = 389,177.44/x - Step 3: Cross multiply
695,088.16x = 959,223.84 × 389,177.44 - Step 4: Simplify right side
695,088.16x = 373,308,278,438.17 - Step 5: Solve for x
x = 373,308,278,438.17/695,088.16 - Step 6: Final answer
x = 537,066.09
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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.