Finding the Fourth Proportional to 644,682.34, 967,055.63 and 245,354.06
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Solution
The fourth proportional to 644,682.34, 967,055.63 and 245,354.06 is: 368,043.32
Step by Step Solution
- Step 1: Write the proportion equation
644,682.34 : 967,055.63 = 245,354.06 : x - Step 2: Convert to fraction form
644,682.34/967,055.63 = 245,354.06/x - Step 3: Cross multiply
644,682.34x = 967,055.63 × 245,354.06 - Step 4: Simplify right side
644,682.34x = 237,271,026,257.23 - Step 5: Solve for x
x = 237,271,026,257.23/644,682.34 - Step 6: Final answer
x = 368,043.32
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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.