Finding the Fourth Proportional to 547,310.94, 754,873.46 and 470,957.99
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Solution
The fourth proportional to 547,310.94, 754,873.46 and 470,957.99 is: 649,564.36
Step by Step Solution
- Step 1: Write the proportion equation
547,310.94 : 754,873.46 = 470,957.99 : x - Step 2: Convert to fraction form
547,310.94/754,873.46 = 470,957.99/x - Step 3: Cross multiply
547,310.94x = 754,873.46 × 470,957.99 - Step 4: Simplify right side
547,310.94x = 355,513,681,296.79 - Step 5: Solve for x
x = 355,513,681,296.79/547,310.94 - Step 6: Final answer
x = 649,564.36
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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.