Finding the Fourth Proportional to 778,927.70, 1,168,909.95 and 441,967.70
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Solution
The fourth proportional to 778,927.70, 1,168,909.95 and 441,967.70 is: 663,245.69
Step by Step Solution
- Step 1: Write the proportion equation
778,927.70 : 1,168,909.95 = 441,967.70 : x - Step 2: Convert to fraction form
778,927.70/1,168,909.95 = 441,967.70/x - Step 3: Cross multiply
778,927.70x = 1,168,909.95 × 441,967.70 - Step 4: Simplify right side
778,927.70x = 516,620,442,108.62 - Step 5: Solve for x
x = 516,620,442,108.62/778,927.70 - Step 6: Final answer
x = 663,245.69
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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.