Finding the Fourth Proportional to 410,388.33, 566,345.48 and 257,432.99
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Solution
The fourth proportional to 410,388.33, 566,345.48 and 257,432.99 is: 355,263.54
Step by Step Solution
- Step 1: Write the proportion equation
410,388.33 : 566,345.48 = 257,432.99 : x - Step 2: Convert to fraction form
410,388.33/566,345.48 = 257,432.99/x - Step 3: Cross multiply
410,388.33x = 566,345.48 × 257,432.99 - Step 4: Simplify right side
410,388.33x = 145,796,010,418.08 - Step 5: Solve for x
x = 145,796,010,418.08/410,388.33 - Step 6: Final answer
x = 355,263.54
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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.