Finding the Fourth Proportional to 476,490.14, 714,822.92 and 156,660.08
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Solution
The fourth proportional to 476,490.14, 714,822.92 and 156,660.08 is: 235,018.95
Step by Step Solution
- Step 1: Write the proportion equation
476,490.14 : 714,822.92 = 156,660.08 : x - Step 2: Convert to fraction form
476,490.14/714,822.92 = 156,660.08/x - Step 3: Cross multiply
476,490.14x = 714,822.92 × 156,660.08 - Step 4: Simplify right side
476,490.14x = 111,984,212,944.31 - Step 5: Solve for x
x = 111,984,212,944.31/476,490.14 - Step 6: Final answer
x = 235,018.95
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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.