Finding the Fourth Proportional to 717,540, 1,076,442.26 and 296,848.68
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Solution
The fourth proportional to 717,540, 1,076,442.26 and 296,848.68 is: 445,327.74
Step by Step Solution
- Step 1: Write the proportion equation
717,540 : 1,076,442.26 = 296,848.68 : x - Step 2: Convert to fraction form
717,540/1,076,442.26 = 296,848.68/x - Step 3: Cross multiply
717,540x = 1,076,442.26 × 296,848.68 - Step 4: Simplify right side
717,540x = 319,540,463,977.22 - Step 5: Solve for x
x = 319,540,463,977.22/717,540 - Step 6: Final answer
x = 445,327.74
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.