Finding the Fourth Proportional to 776,302.98, 1,164,444.05 and 199,923.07
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Solution
The fourth proportional to 776,302.98, 1,164,444.05 and 199,923.07 is: 299,881.92
Step by Step Solution
- Step 1: Write the proportion equation
776,302.98 : 1,164,444.05 = 199,923.07 : x - Step 2: Convert to fraction form
776,302.98/1,164,444.05 = 199,923.07/x - Step 3: Cross multiply
776,302.98x = 1,164,444.05 × 199,923.07 - Step 4: Simplify right side
776,302.98x = 232,799,229,319.23 - Step 5: Solve for x
x = 232,799,229,319.23/776,302.98 - Step 6: Final answer
x = 299,881.92
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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.