Finding the Fourth Proportional to 557,593.19, 836,810.41 and 258,283.77
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Solution
The fourth proportional to 557,593.19, 836,810.41 and 258,283.77 is: 387,620.49
Step by Step Solution
- Step 1: Write the proportion equation
557,593.19 : 836,810.41 = 258,283.77 : x - Step 2: Convert to fraction form
557,593.19/836,810.41 = 258,283.77/x - Step 3: Cross multiply
557,593.19x = 836,810.41 × 258,283.77 - Step 4: Simplify right side
557,593.19x = 216,134,547,470.05 - Step 5: Solve for x
x = 216,134,547,470.05/557,593.19 - Step 6: Final answer
x = 387,620.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.