Finding the Fourth Proportional to 695,149.68, 959,140.44 and 423,214.32
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Solution
The fourth proportional to 695,149.68, 959,140.44 and 423,214.32 is: 583,934.63
Step by Step Solution
- Step 1: Write the proportion equation
695,149.68 : 959,140.44 = 423,214.32 : x - Step 2: Convert to fraction form
695,149.68/959,140.44 = 423,214.32/x - Step 3: Cross multiply
695,149.68x = 959,140.44 × 423,214.32 - Step 4: Simplify right side
695,149.68x = 405,921,969,099.10 - Step 5: Solve for x
x = 405,921,969,099.10/695,149.68 - Step 6: Final answer
x = 583,934.63
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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.