Finding the Fourth Proportional to 857,580.24, 1,183,533.36 and 475,730
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Solution
The fourth proportional to 857,580.24, 1,183,533.36 and 475,730 is: 656,547.69
Step by Step Solution
- Step 1: Write the proportion equation
857,580.24 : 1,183,533.36 = 475,730 : x - Step 2: Convert to fraction form
857,580.24/1,183,533.36 = 475,730/x - Step 3: Cross multiply
857,580.24x = 1,183,533.36 × 475,730 - Step 4: Simplify right side
857,580.24x = 563,042,325,352.80 - Step 5: Solve for x
x = 563,042,325,352.80/857,580.24 - Step 6: Final answer
x = 656,547.69
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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.