Finding the Fourth Proportional to 888,621.34, 1,226,266.94 and 506,771.02
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Solution
The fourth proportional to 888,621.34, 1,226,266.94 and 506,771.02 is: 699,326.61
Step by Step Solution
- Step 1: Write the proportion equation
888,621.34 : 1,226,266.94 = 506,771.02 : x - Step 2: Convert to fraction form
888,621.34/1,226,266.94 = 506,771.02/x - Step 3: Cross multiply
888,621.34x = 1,226,266.94 × 506,771.02 - Step 4: Simplify right side
888,621.34x = 621,436,547,976.08 - Step 5: Solve for x
x = 621,436,547,976.08/888,621.34 - Step 6: Final answer
x = 699,326.61
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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.