Finding the Fourth Proportional to 920,366.48, 1,270,104.84 and 517,967.12
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Solution
The fourth proportional to 920,366.48, 1,270,104.84 and 517,967.12 is: 714,794.12
Step by Step Solution
- Step 1: Write the proportion equation
920,366.48 : 1,270,104.84 = 517,967.12 : x - Step 2: Convert to fraction form
920,366.48/1,270,104.84 = 517,967.12/x - Step 3: Cross multiply
920,366.48x = 1,270,104.84 × 517,967.12 - Step 4: Simplify right side
920,366.48x = 657,872,546,072.86 - Step 5: Solve for x
x = 657,872,546,072.86/920,366.48 - Step 6: Final answer
x = 714,794.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.