Finding the Fourth Proportional to 536,594.05, 740,464.86 and 307,153.18
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Solution
The fourth proportional to 536,594.05, 740,464.86 and 307,153.18 is: 423,851.39
Step by Step Solution
- Step 1: Write the proportion equation
536,594.05 : 740,464.86 = 307,153.18 : x - Step 2: Convert to fraction form
536,594.05/740,464.86 = 307,153.18/x - Step 3: Cross multiply
536,594.05x = 740,464.86 × 307,153.18 - Step 4: Simplify right side
536,594.05x = 227,436,136,427.26 - Step 5: Solve for x
x = 227,436,136,427.26/536,594.05 - Step 6: Final answer
x = 423,851.39
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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.