Finding the Fourth Proportional to 509,204.24, 702,682.20 and 282,864.08
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Solution
The fourth proportional to 509,204.24, 702,682.20 and 282,864.08 is: 390,341.51
Step by Step Solution
- Step 1: Write the proportion equation
509,204.24 : 702,682.20 = 282,864.08 : x - Step 2: Convert to fraction form
509,204.24/702,682.20 = 282,864.08/x - Step 3: Cross multiply
509,204.24x = 702,682.20 × 282,864.08 - Step 4: Simplify right side
509,204.24x = 198,763,554,035.38 - Step 5: Solve for x
x = 198,763,554,035.38/509,204.24 - Step 6: Final answer
x = 390,341.51
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1.5x scale
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.