Finding the Fourth Proportional to 750,473.57, 1,125,368.64 and 323,807.29
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Solution
The fourth proportional to 750,473.57, 1,125,368.64 and 323,807.29 is: 485,563.49
Step by Step Solution
- Step 1: Write the proportion equation
750,473.57 : 1,125,368.64 = 323,807.29 : x - Step 2: Convert to fraction form
750,473.57/1,125,368.64 = 323,807.29/x - Step 3: Cross multiply
750,473.57x = 1,125,368.64 × 323,807.29 - Step 4: Simplify right side
750,473.57x = 364,402,566,755.96 - Step 5: Solve for x
x = 364,402,566,755.96/750,473.57 - Step 6: Final answer
x = 485,563.49
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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.