Finding the Fourth Proportional to 568,970.19, 785,111.92 and 314,306.19
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Solution
The fourth proportional to 568,970.19, 785,111.92 and 314,306.19 is: 433,705.56
Step by Step Solution
- Step 1: Write the proportion equation
568,970.19 : 785,111.92 = 314,306.19 : x - Step 2: Convert to fraction form
568,970.19/785,111.92 = 314,306.19/x - Step 3: Cross multiply
568,970.19x = 785,111.92 × 314,306.19 - Step 4: Simplify right side
568,970.19x = 246,765,534,727.25 - Step 5: Solve for x
x = 246,765,534,727.25/568,970.19 - Step 6: Final answer
x = 433,705.56
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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.