Finding the Fourth Proportional to 474,992.24, 655,490.28 and 257,203.28
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Solution
The fourth proportional to 474,992.24, 655,490.28 and 257,203.28 is: 354,941.06
Step by Step Solution
- Step 1: Write the proportion equation
474,992.24 : 655,490.28 = 257,203.28 : x - Step 2: Convert to fraction form
474,992.24/655,490.28 = 257,203.28/x - Step 3: Cross multiply
474,992.24x = 655,490.28 × 257,203.28 - Step 4: Simplify right side
474,992.24x = 168,594,250,024.12 - Step 5: Solve for x
x = 168,594,250,024.12/474,992.24 - Step 6: Final answer
x = 354,941.06
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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.