Finding the Fourth Proportional to 916,350, 1,265,115.96 and 598,950.96
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Solution
The fourth proportional to 916,350, 1,265,115.96 and 598,950.96 is: 826,913.75
Step by Step Solution
- Step 1: Write the proportion equation
916,350 : 1,265,115.96 = 598,950.96 : x - Step 2: Convert to fraction form
916,350/1,265,115.96 = 598,950.96/x - Step 3: Cross multiply
916,350x = 1,265,115.96 × 598,950.96 - Step 4: Simplify right side
916,350x = 757,742,418,753.32 - Step 5: Solve for x
x = 757,742,418,753.32/916,350 - Step 6: Final answer
x = 826,913.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.