Finding the Fourth Proportional to 524,410.47, 726,427.26 and 513,781.65
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Solution
The fourth proportional to 524,410.47, 726,427.26 and 513,781.65 is: 711,703.94
Step by Step Solution
- Step 1: Write the proportion equation
524,410.47 : 726,427.26 = 513,781.65 : x - Step 2: Convert to fraction form
524,410.47/726,427.26 = 513,781.65/x - Step 3: Cross multiply
524,410.47x = 726,427.26 × 513,781.65 - Step 4: Simplify right side
524,410.47x = 373,224,996,247.78 - Step 5: Solve for x
x = 373,224,996,247.78/524,410.47 - Step 6: Final answer
x = 711,703.94
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.