Finding the Fourth Proportional to 410,398.10, 566,358.95 and 257,442.75
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Solution
The fourth proportional to 410,398.10, 566,358.95 and 257,442.75 is: 355,277.00
Step by Step Solution
- Step 1: Write the proportion equation
410,398.10 : 566,358.95 = 257,442.75 : x - Step 2: Convert to fraction form
410,398.10/566,358.95 = 257,442.75/x - Step 3: Cross multiply
410,398.10x = 566,358.95 × 257,442.75 - Step 4: Simplify right side
410,398.10x = 145,805,005,575.11 - Step 5: Solve for x
x = 145,805,005,575.11/410,398.10 - Step 6: Final answer
x = 355,277.00
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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.