Finding the Fourth Proportional to 958,281.80, 1,437,422.70 and 853,305.80
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Solution
The fourth proportional to 958,281.80, 1,437,422.70 and 853,305.80 is: 1,279,958.70
Step by Step Solution
- Step 1: Write the proportion equation
958,281.80 : 1,437,422.70 = 853,305.80 : x - Step 2: Convert to fraction form
958,281.80/1,437,422.70 = 853,305.80/x - Step 3: Cross multiply
958,281.80x = 1,437,422.70 × 853,305.80 - Step 4: Simplify right side
958,281.80x = 1,226,561,126,961.66 - Step 5: Solve for x
x = 1,226,561,126,961.66/958,281.80 - Step 6: Final answer
x = 1,279,958.70
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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.