Finding the Fourth Proportional to 838,271.84, 1,257,408.17 and 277,306.34
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Solution
The fourth proportional to 838,271.84, 1,257,408.17 and 277,306.34 is: 415,959.65
Step by Step Solution
- Step 1: Write the proportion equation
838,271.84 : 1,257,408.17 = 277,306.34 : x - Step 2: Convert to fraction form
838,271.84/1,257,408.17 = 277,306.34/x - Step 3: Cross multiply
838,271.84x = 1,257,408.17 × 277,306.34 - Step 4: Simplify right side
838,271.84x = 348,687,257,508.80 - Step 5: Solve for x
x = 348,687,257,508.80/838,271.84 - Step 6: Final answer
x = 415,959.65
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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.