Finding the Fourth Proportional to 475,979.68, 714,669.36 and 196,043.68
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Solution
The fourth proportional to 475,979.68, 714,669.36 and 196,043.68 is: 294,353.77
Step by Step Solution
- Step 1: Write the proportion equation
475,979.68 : 714,669.36 = 196,043.68 : x - Step 2: Convert to fraction form
475,979.68/714,669.36 = 196,043.68/x - Step 3: Cross multiply
475,979.68x = 714,669.36 × 196,043.68 - Step 4: Simplify right side
475,979.68x = 140,106,411,317.65 - Step 5: Solve for x
x = 140,106,411,317.65/475,979.68 - Step 6: Final answer
x = 294,353.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.