Finding the Fourth Proportional to 956,780.28, 1,435,134.53 and 237,124.35
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Solution
The fourth proportional to 956,780.28, 1,435,134.53 and 237,124.35 is: 355,677.63
Step by Step Solution
- Step 1: Write the proportion equation
956,780.28 : 1,435,134.53 = 237,124.35 : x - Step 2: Convert to fraction form
956,780.28/1,435,134.53 = 237,124.35/x - Step 3: Cross multiply
956,780.28x = 1,435,134.53 × 237,124.35 - Step 4: Simplify right side
956,780.28x = 340,305,341,403.18 - Step 5: Solve for x
x = 340,305,341,403.18/956,780.28 - Step 6: Final answer
x = 355,677.63
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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.