Finding the Fourth Proportional to 703,555.30, 1,056,110.55 and 437,616.10
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Solution
The fourth proportional to 703,555.30, 1,056,110.55 and 437,616.10 is: 656,907.82
Step by Step Solution
- Step 1: Write the proportion equation
703,555.30 : 1,056,110.55 = 437,616.10 : x - Step 2: Convert to fraction form
703,555.30/1,056,110.55 = 437,616.10/x - Step 3: Cross multiply
703,555.30x = 1,056,110.55 × 437,616.10 - Step 4: Simplify right side
703,555.30x = 462,170,980,059.86 - Step 5: Solve for x
x = 462,170,980,059.86/703,555.30 - Step 6: Final answer
x = 656,907.82
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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.