Finding the Fourth Proportional to 495,502.92, 683,143.34 and 357,566.09
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Solution
The fourth proportional to 495,502.92, 683,143.34 and 357,566.09 is: 492,971.64
Step by Step Solution
- Step 1: Write the proportion equation
495,502.92 : 683,143.34 = 357,566.09 : x - Step 2: Convert to fraction form
495,502.92/683,143.34 = 357,566.09/x - Step 3: Cross multiply
495,502.92x = 683,143.34 × 357,566.09 - Step 4: Simplify right side
495,502.92x = 244,268,887,789.79 - Step 5: Solve for x
x = 244,268,887,789.79/495,502.92 - Step 6: Final answer
x = 492,971.64
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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.