Finding the Fourth Proportional to 894,408.52, 1,341,612.78 and 613,072.84
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Solution
The fourth proportional to 894,408.52, 1,341,612.78 and 613,072.84 is: 919,609.26
Step by Step Solution
- Step 1: Write the proportion equation
894,408.52 : 1,341,612.78 = 613,072.84 : x - Step 2: Convert to fraction form
894,408.52/1,341,612.78 = 613,072.84/x - Step 3: Cross multiply
894,408.52x = 1,341,612.78 × 613,072.84 - Step 4: Simplify right side
894,408.52x = 822,506,357,214.90 - Step 5: Solve for x
x = 822,506,357,214.90/894,408.52 - Step 6: Final answer
x = 919,609.26
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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.