Finding the Fourth Proportional to 779,153.07, 1,168,612.68 and 246,605.07
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Solution
The fourth proportional to 779,153.07, 1,168,612.68 and 246,605.07 is: 369,870.60
Step by Step Solution
- Step 1: Write the proportion equation
779,153.07 : 1,168,612.68 = 246,605.07 : x - Step 2: Convert to fraction form
779,153.07/1,168,612.68 = 246,605.07/x - Step 3: Cross multiply
779,153.07x = 1,168,612.68 × 246,605.07 - Step 4: Simplify right side
779,153.07x = 288,185,811,754.29 - Step 5: Solve for x
x = 288,185,811,754.29/779,153.07 - Step 6: Final answer
x = 369,870.60
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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.